Slavin, R. E. (1990). Cooperative learning: Theory, research and practice. Prentice-Hall.
Chicago Style aipamenaSlavin, Robert E. Cooperative Learning: Theory, Research and Practice. Englewood Cliffs, NJ: Prentice-Hall, 1990.
MLA aipamenaSlavin, Robert E. Cooperative Learning: Theory, Research and Practice. Prentice-Hall, 1990.
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