APA (7th ed.) Citation

Shaughnessy, J. J., Zechmeister, E. B., & Tjo, E. (2012). Metodologi penelitian psikologi. salemba Humanika.

Chicago Style (17th ed.) Citation

Shaughnessy, John J., Eugene B. Zechmeister, and Ellys Tjo. Metodologi Penelitian Psikologi. salemba Humanika, 2012.

MLA (8th ed.) Citation

Shaughnessy, John J., et al. Metodologi Penelitian Psikologi. salemba Humanika, 2012.