J. Bowers, J. Pycock, and J. O-'brian, Talk and Embodiment in Collaborative Virtual Learning Environments, Proceedings of the 1st Computer Human Interaction Conference, Computing Systems: Common Ground. ACM Digital Library Printed works, 1996.

J. Belz and T. Stephen, Internet-Mediated Intercultural Foreign Language Education, 2005.

. Buckingham-shum, . Simon, . Marshall, . Samuel, and T. Evans, Lyceum: Internet Voice Groupware for Distance Learning, Proceedings of the 1 st First European Conference on Computer-Supported Collaborative Learning, 2001.

C. Chapelle, Technology and second language learning: expanding methods and agendas, System, vol.32, issue.4, pp.593-601, 2004.
DOI : 10.1016/j.system.2004.09.014

V. Cook, Second Language Learning and Language Teaching, College Composition and Communication, vol.49, issue.1, 1991.
DOI : 10.2307/358567

A. Garcia and J. Jacobs, The Eyes of the Beholder: Understanding the Turn-Taking System in Quasi-Synchronous Computer-Mediated Communication, Research on Language and Social Interaction, pp.337-367, 1999.
DOI : 10.1016/0749-5978(86)90050-6

S. Gass, . Mackey, . Alison, and T. Pica, The Role of Input and Interaction in Second Language Acquisition Introduction to the Special Issue, The Modern Language Journal, vol.8, issue.3, pp.299-307, 1998.
DOI : 10.1111/j.1540-4781.1998.tb01206.x

S. Gass and E. Varonis, Input, Interaction, and Second Language Production, Studies in Second Language Acquisition, pp.283-302, 1994.
DOI : 10.1093/applin/8.2.95

J. Gibson and . Jerome, The Ecological Approach to Visual Perceptions, 1979.

E. Goffman, Interaction rituals : Essays on face-to-face behaviour The Hidden Dimension, 1967.

S. Herring, Computer-Mediated Discourse Analysis, Designing for Virtual Communities in the Service of Learning, pp.338-376, 2004.
DOI : 10.1017/CBO9780511805080.016

I. Hutchby, Conversation and Technology: From the telephone to the Internet, 2001.

C. Jewitt and G. Kress, Multimodal Literacy, 2003.

C. Jewitt, Multimodality and New Communication Technologies Discourse and Technology: Multimodal discourse analysis, pp.184-195, 2004.

C. Jewitt, Technology, Literacy, Learning: A multimodal approach, 2005.

G. Kress, V. Leeuwen, and T. , Multimodal Discourse: the modes and media of contemporary communication, 2001.

M. Lamy, Interactive Task Design: Metachat and the whole learner, ) Investigating Tasks in Formal Language Learning. Clevedon: Multilingual Matters, 2006.

J. Lemke, Toward Critical Multimedia Literacy, pp.3-14, 2006.
DOI : 10.4324/9780203929131.ch1

A. Leontiev, Psychology and the Language-learning Process, 1981.

M. Long, Linguistic and Conversational Adjustments to Non-Native Speakers " . Studies in Second Language Acquisition, pp.177-193, 1983.

E. Mccambridge, Language Practices of Finnish Sign Language Speakers in Multimodal Environments, Paper presented at Eurocall 2006 Conference, Granada, 2006.

O. Dowd and R. , Telecollaboration and the Development of Intercultural Communicative Competence, 2006.

Ö. Berglund and T. , Multimodality in a Three-dimensional Voice Chat, Proceedings of the 3rd Conference Multimodal Communication, 2005.

. Sacks, . Harvey, . Schegloff, . Emanuel, and G. Jefferson, A simplest systematics for the organization of turn-taking for conversation, Language, vol.50, issue.4, pp.696-735, 1974.
DOI : 10.1353/lan.1974.0010

R. Scollon, S. Scollon, and . Wong, Discourses in Place: Language in the material world, 2003.
DOI : 10.4324/9780203422724

A. Vetter, . Chanier, and . Thierry, Supporting oral production for professional purposes in synchronous communication with heterogenous learners, ReCALL, vol.18, issue.01, pp.5-23, 2006.
DOI : 10.1017/S0958344006000218

L. Vygotsky and . Semionovitch, Mind in Society: The development of higher psychological processes, 1978.

J. V. Wertsch, Voices of the Mind: A sociocultural approach to mediated action, 1991.

R. Wegerif, . Mercer, . Neil, and L. Dawe, Software design to support discussion in the primary curriculum, Journal of Computer Assisted Learning, vol.14, issue.3, pp.199-211, 1998.
DOI : 10.1046/j.1365-2729.1998.143057.x

R. Wooffitt, Conversation Analysis and Discourse Analysis: A comparative and critical introduction, 2005.
DOI : 10.4135/9781849208765