Barkley, E. F., Cross, K. P., & Major, C. H. (2005). Collaborative learning techniques: A handbook for college faculty. Jossey-Bass.
Chicago Style (17. basım) AtıfBarkley, Elizabeth F., K. Patricia Cross, ve Claire Howell Major. Collaborative Learning Techniques: A Handbook for College Faculty. San Francisco, Calif: Jossey-Bass, 2005.
MLA (9th ed.) AtıfBarkley, Elizabeth F., et al. Collaborative Learning Techniques: A Handbook for College Faculty. Jossey-Bass, 2005.
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