Mussen, P. H. (1980). Essentials of child development and personality. Harper and Row.
Chicago-referens (17:e uppl.)Mussen, Paul Henry. Essentials of Child Development and Personality. Harper and Row, 1980.
MLA-referens (9:e uppl.)Mussen, Paul Henry. Essentials of Child Development and Personality. Harper and Row, 1980.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.