Cita APA (7a ed.)
Mussen, P. H. (1979). Psychological development a life span approach. Harper & Row.
Cita Chicago Style (17a ed.)
Mussen, Paul Henry. Psychological Development a Life Span Approach. Cambridge: Harper & Row, 1979.
Cita MLA (9a ed.)
Mussen, Paul Henry. Psychological Development a Life Span Approach. Harper & Row, 1979.
Precaución: Estas citas no son 100% exactas.