Mussen, P. H. (1980). Essentials of child development and personality. Harper and Row.
Citazione stile Chigago Style (17a edizione)Mussen, Paul Henry. Essentials of Child Development and Personality. Harper and Row, 1980.
Citatione MLA (9a ed.)Mussen, Paul Henry. Essentials of Child Development and Personality. Harper and Row, 1980.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.