Winkel, W. (2004). Psikologi pengajaran / WS. Winkel. Media Abadi.
Chicago Style (17th ed.) CitationWinkel, WS. Psikologi Pengajaran / WS. Winkel. Media Abadi, 2004.
MLA (8th ed.) CitationWinkel, WS. Psikologi Pengajaran / WS. Winkel. Media Abadi, 2004.
Warning: These citations may not always be 100% accurate.