Zechmeister, E. B. Metodologi Penelitian Psikologi. Pustaka Pelajar.
Chicago Style (17th ed.) CitationZechmeister, Eugene B. Metodologi Penelitian Psikologi. Pustaka Pelajar.
MLA (8th ed.) CitationZechmeister, Eugene B. Metodologi Penelitian Psikologi. Pustaka Pelajar.
Warning: These citations may not always be 100% accurate.