Peterson, C. (1989). Looking forward through the life span: Developmental psychology (2nd ed.). Prentice Hall.
Citace podle Chicago (17th ed.)Peterson, Candida. Looking Forward Through the Life Span: Developmental Psychology. 2nd ed. New York ; Sydney: Prentice Hall, 1989.
Citace podle MLA (8th ed.)Peterson, Candida. Looking Forward Through the Life Span: Developmental Psychology. 2nd ed. Prentice Hall, 1989.
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