Gaya APA

Hetherington, E, M., Parke, R, D. (1975). Child Psychology : A Contemporary Viewpoint 3'rd Ed. (3). New York: McGraw Hill International Book Company.

Gaya MLA

Hetherington, E., Mavis., Parke, Ross, D.. "Child Psychology : A Contemporary Viewpoint 3'rd Ed.". 3 New York: McGraw Hill International Book Company, 1975. Text.