Gaya APA

Woolfolk, A., soetjipto, H, P. (2009). Educational psychology: Active learning edition (Ed. X). Gorontalo: Lanskap Zaman,dan Pustaka Pelajar.

Gaya MLA

Woolfolk, Anita., soetjipto, Helly, P.. "Educational psychology: Active learning edition". Ed. X Gorontalo: Lanskap Zaman,dan Pustaka Pelajar, 2009. Text.