Feldman, R. S. (2003). Development across the life span (3ed.). Prentice Halll.
Citación estilo ChicagoFeldman, Robert. S. Development Across the Life Span. 3ed. Upper Saddle River: Prentice Halll, 2003.
Cita MLAFeldman, Robert. S. Development Across the Life Span. 3ed. Prentice Halll, 2003.
Warning: These citations may not always be 100% accurate.