Gaya APA
Slavin, R, E. (1995).
Cooperative learning : theory, research, and practice/ Robert E. Slavin .
Boston:
Allin and Bacon.
Gaya MLA
Slavin, Robert, E..
"Cooperative learning : theory, research, and practice/ Robert E. Slavin".
Boston:
Allin and Bacon,
1995.
Text.