Gaya APA

Lie, A. (2010). Coperative Learning : Memperhatikan Coperative Learning di Ruang-ruang Kelas (Cet. 7). Jakarta: Grasindo.

Gaya MLA

Lie, Anita. "Coperative Learning : Memperhatikan Coperative Learning di Ruang-ruang Kelas". Cet. 7 Jakarta: Grasindo, 2010. Text.