APA Format
Ahmadi, Abu
. (1991, 1999). Psikologi sosial. Jakarta : Rineka Cipta
MLA Format
Ahmadi, Abu
. Psikologi sosial. Jakarta : Rineka Cipta, 1991, 1999
Australian/Harvard Format
Ahmadi, Abu
. 1991, 1999. Psikologi sosial. Rineka Cipta, Jakarta
Warning: These citations may not always be 100% accurate.