D. (1989). Language
Testing: A Critical Survey and Practical Guide.
Edward Arnold. London
Brown, J, Hudson, T., Norris, J. Bonk, W. (2002). An Investigation of Second Language Task-Based Performance Assessments. Hawaii: Second Language Teaching & Curriculum Center.
Bygate M. P. Skehan and M. Swain (2001). Researching Pedagogic Tasks: Second language learning, teaching and testing. Pearson ESL.
Chalhoub-Deville, Micheline. (2001). Task-Based Assessments: Characteristics and Validity Evidence. Researching Pedagogic Tasks: Second Language Learning, Teaching, and Testing. Britain: Pearson Education. 210.
Doughty, C., & Pica, T. (1986). "Information gap tasks": Do they facilitate second language acquisition? TESOL Quarterly, 20(2), 305.
Edwards, C. and J. Willis (eds) 2005. Teachers Exploring Tasks in ELT. Palgrave
Ellis, Rod. (2003). Task-Based Language Learning and Teaching. Oxford: Oxford University Press.
Foster, P & Skehan, P. (1996). The Influence of Planning and Task Type on Second Language Performance. Studies in Second Language Acquisition, 18, 299-323.
Leaver B.L. & J. Willis, (eds) 2004. Task-based Instruction in Foreign
Language Education: practices and programs. Washington DC, Georgetown University Press.
Long, M. & Crookes, G. (1992). Three approaches to task-based syllabus design. TESOL Quarterly, 26, 27-56.
Long, M. & Crookes, G. (1993). Units of Analysis in Syllabus Design: The Case for Task. Tasks in a Pedagogical Context. 9.
Long, M., & Norris, J. (2000). Task-based Teaching and Assessment. In Byram, M (Ed.), Routledge Encyclopedia of Language Teaching and Learning (pp. 597-603). London:
McDowell, J., James, P., Rich, P. (1984). Basic Information: A Task-Based Approach to Developing Reading Skills at the Elementary Level. Great Britain: Edward Arnold.
Nunan, David. (1989). Design Tasks for the Communicative Classroom. Cambridge:
Cambridge University Press.
Nunan, David. (1999). Second Language Teaching & Learning. Boston: Heinle & Heinle.
Nunan, David. (2004). Task-Based Language Teaching. Cambridge: Cambridge University Press.
Pica, T., Kang, H.-S., & Sauro, S. (2006). Information gap tasks: Their multiple roles and contributions to interaction research methodology. Studies in Second Language Acquisition, 28, 301-338.
Prabhu, N.S. (1987). Second Language Pedagogy. Oxford: Oxford University Press.
Robinson, P. & Ross, S. (1996). The Development of Task-Based Assessment in English for Academic Purposes Programs. Applied Linguistics, 17 (4), 455-476.
Robinson, P. (2001). Task Complexity, Cognitive Resources, and Syllabus Design: a Triadic
Framework for Examining Task Influences on SLA. In Robinson, P. (Ed.), Cognition
and Second Language Instruction (pp. 287-318). Cambridge: Cambridge University.
Skehan, Peter. (1996). A Framework for the Implementation of Task-Based Instruction. Applied Linguistics, 17 (1) 38-62.
Skehan, Peter. (1996). Second Language Acquisition Research and Task-Based Instruction. Challenge and Change in Language Teaching. Oxford: Macmillan. 17-30.
Skehan, P. (1998) Task-Based Instruction. Annual Review of Applied Linguistics, 18, 268-286.
Skehan, P. (2001). Tasks and Language Performance Assessment. Researching Pedagogic Tasks: Second Language Learning, Teaching, and Testing. Britain: Pearson Education. 167
Van Avermaet, P. & Gysen, S. (2006). From Needs to Tasks: Language learning needs in a task-based approach. In Kris Van den Branden (Ed.), Task-Based Language Education: From Theory to Practice (pp. 17-46).
: Cambridge Press. Cambridge University
Wigglesworth, Gillian. (2001). Influences on Performance in Task-Based Oral Assessments. Researching Pedagogic Tasks: Second Language Learning, Teaching, and Testing. Britain: Pearson Education. 186.
Willis D. 2003. Rules, Patterns and Words: Grammar and Lexis in English
Language Teaching. Cambridge University Press.
Willis, D. & Willis, J. (2007). Doing Task-based Teaching. Oxford: Oxford University Press.
Willis, J. (1996). A Framework for Task-Based Learning. Harlow, U.K. Longman