APA (7e ed.) Bronvermelding

Valett, R. E. (1963). The practice of school psychology: Professional problems. Wiley.

Chicago (17e ed.) Bronvermelding

Valett, Robert E. The Practice of School Psychology: Professional Problems. New York: Wiley, 1963.

MLA (9e ed.) Bronvermelding

Valett, Robert E. The Practice of School Psychology: Professional Problems. Wiley, 1963.

Let op: Deze citaties zijn niet altijd 100% accuraat.