APA (7th ed.) Citation

Hartup, W. W., & Silbereisen, R. K. (2002). Growing points in developmental science: An introduction. Psychology.

Chicago Style (17th ed.) Citation

Hartup, Willard W., and R. K. Silbereisen. Growing Points in Developmental Science: An Introduction. Hove: Psychology, 2002.

MLA (9th ed.) Citation

Hartup, Willard W., and R. K. Silbereisen. Growing Points in Developmental Science: An Introduction. Psychology, 2002.