Gaya APA

Levine, L, E., Munsch, J. (2014). Child development : an active learning approach (2nd ed.). Thousand Oaks, California: SAGE Publications.

Gaya MLA

Levine, Laura, E.., Munsch, Joyce. "Child development : an active learning approach". 2nd ed. Thousand Oaks, California: SAGE Publications, 2014. Text.