Cita APA (7a ed.)

Berk, L. E. (1997). Child development (4th ed.).

Cita Chicago Style (17a ed.)

Berk, Laura E. Child Development. 4th ed. Allyn and Bacon, 1997.

Cita MLA (9a ed.)

Berk, Laura E. Child Development. 4th ed. 1997.