Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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