Cita APA (7th ed.)

CRAIG, G. J. (1992). Human development.-- ed.6. Prentice Hall.

Cita Chicago (17th ed.)

CRAIG, Grace J. Human Development.-- Ed.6. Neglewoood Cliffs: Prentice Hall, 1992.

Cita MLA (9th ed.)

CRAIG, Grace J. Human Development.-- Ed.6. Prentice Hall, 1992.