Hartup, W. (1983). Peer relations. Handbook of child psychology, ed. by P.H. Mussen, New York, P.103-196, 103.
Chicago Style (17th ed.) CitationHartup, W.W. "Peer Relations." Handbook of Child Psychology, Ed. by P.H. Mussen, New York, P.103-196 1983: 103.
MLA (9th ed.) CitationHartup, W.W. "Peer Relations." Handbook of Child Psychology, Ed. by P.H. Mussen, New York, P.103-196, 1983, p. 103.
Warning: These citations may not always be 100% accurate.