Cita APA (7th ed.)
Berk, L. E. (2008). Infants, children, and adolescents (6th ed.). Person.
Cita Chicago (17th ed.)
Berk, Laura E. Infants, Children, and Adolescents. 6th ed. Boston: Person, 2008.
Cita MLA (9th ed.)
Berk, Laura E. Infants, Children, and Adolescents. 6th ed. Person, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.