APA Style

Yusron, N. et al (2005). Collaborative learning techniques=teknik-teknik pembelajaran kolaboratif/Elizabert E.Barkley K.Patricia Cross Claire Howell Major (Cet.4). Bandung,: Nusa Media.

MLA Style

Yusron, Narulita. et al. "Collaborative learning techniques=teknik-teknik pembelajaran kolaboratif/Elizabert E.Barkley K.Patricia Cross Claire Howell Major". Cet.4 Bandung,: Nusa Media, 2005. Text.