Gaya APA
C., W. et al (1982).
Social psychology/ Robert C. Williamson, Paul G. Swingle, S. Stansfeld Sargen .
Illinois:
FE Peacock.
Gaya MLA
C., Williamson,Robert. et al.
"Social psychology/ Robert C. Williamson, Paul G. Swingle, S. Stansfeld Sargen".
Illinois:
FE Peacock,
1982.
Text.