APA (7e ed.) Bronvermelding

Guion, R. M. (1965). Personnel testing. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Guion, Robert M. Personnel Testing. New York: McGraw-Hill, 1965.

MLA (9e ed.) Bronvermelding

Guion, Robert M. Personnel Testing. McGraw-Hill, 1965.