APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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