APA (7e ed.) Bronvermelding

Feldman, R. S. (2005). Development across the life span (3rd ed.). Pearson/Prentice Hall.

Chicago (17e ed.) Bronvermelding

Feldman, Robert S. Development Across the Life Span. 3rd ed. Upper Saddle River, N.J: Pearson/Prentice Hall, 2005.

MLA (9e ed.) Bronvermelding

Feldman, Robert S. Development Across the Life Span. 3rd ed. Pearson/Prentice Hall, 2005.