Cita APA (7a ed.)

Gulliksen, H. (1950). Theory of mental tests. John Wiley & sons.

Cita Chicago Style (17a ed.)

Gulliksen, Harold. Theory of Mental Tests. New York ; London: John Wiley & sons, 1950.

Cita MLA (9a ed.)

Gulliksen, Harold. Theory of Mental Tests. John Wiley & sons, 1950.