313503 Feldman, R. S. (2008). Development across the life span. Upper Saddle River, NJ : Pearson Education.
Lua i Stíl Chicago (17ú heag.)313503 Feldman, Robert S. Development Across the Life Span. Upper Saddle River, NJ : Pearson Education, 2008.
Lua MLA (9ú heag.)313503 Feldman, Robert S. Development Across the Life Span. Upper Saddle River, NJ : Pearson Education, 2008.
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