Cita APA (7th ed.)

Santrock, J. W. (2011). Life-span development (13th ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Santrock, John W. Life-span Development. 13th ed. New York: McGraw-Hill, 2011.

Cita MLA (9th ed.)

Santrock, John W. Life-span Development. 13th ed. McGraw-Hill, 2011.