Gaya APA
Khatib, I, A, M. et al (2002).
Cooperative Learning:mempraktikkan cooperative learning di ruang ruang kelas/Anita Lie (Cet.).
Jakarta:
Grasinso.
Gaya MLA
Khatib, Ismail, Abdul, Mutalib. et al.
"Cooperative Learning:mempraktikkan cooperative learning di ruang ruang kelas/Anita Lie".
Cet.
Jakarta:
Grasinso,
2002.
Text.