APA (7e ed.) Bronvermelding

Zubek, J. P. (1954). Human development. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Zubek, John Peter. Human Development. New York: McGraw-Hill, 1954.

MLA (9e ed.) Bronvermelding

Zubek, John Peter. Human Development. McGraw-Hill, 1954.