APA (7e ed.) Bronvermelding

Lefrançois, G. R. (1986). Of children: An introduction to child development (5th ed.). Wadsworth Pub. Co..

Chicago (17e ed.) Bronvermelding

Lefrançois, Guy R. Of Children: An Introduction to Child Development. 5th ed. Belmont, Calif.: Wadsworth Pub. Co., 1986.

MLA (9e ed.) Bronvermelding

Lefrançois, Guy R. Of Children: An Introduction to Child Development. 5th ed. Wadsworth Pub. Co., 1986.