Wrench, D. F., & Chris. (1973). Psychology: A social approach. McGraw Hill.
Chicago Edition CitationWrench, David F., i Chris. Psychology: A Social Approach. New York: McGraw Hill, 1973.
Cita MLAWrench, David F., i Chris. Psychology: A Social Approach. McGraw Hill, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.