APA (7th ed.) Citation

Barkley, E. E., Croos, K. P., & Major, C. H. (2012). Collaborative learning techniques: Teknik teknik pembelajaran kolaboratif. Nusa Media.

Chicago Style (17th ed.) Citation

Barkley, Elizabert E., K. Patricia Croos, and Claire Howell Major. Collaborative Learning Techniques: Teknik Teknik Pembelajaran Kolaboratif. Nusa Media, 2012.

MLA (8th ed.) Citation

Barkley, Elizabert E., et al. Collaborative Learning Techniques: Teknik Teknik Pembelajaran Kolaboratif. Nusa Media, 2012.