Sobur, A. (2003). Psikologi umum. Pustaka Setia.
Chicago Style (17th ed.) CitationSobur, Alex. Psikologi Umum. Pustaka Setia, 2003.
MLA (8th ed.) CitationSobur, Alex. Psikologi Umum. Pustaka Setia, 2003.
Warning: These citations may not always be 100% accurate.