Gaya APA

GILLIS, R, M, (. (2008). The Teacher's Role in Implementing Ciooperative Learning in The Classroom (1). New York: Springer.

Gaya MLA

GILLIS, Robyn, M., (Ed.). "The Teacher's Role in Implementing Ciooperative Learning in The Classroom". 1 New York: Springer, 2008. Buku.