Cita APA (7a ed.)

Gambrill, B. L. (1922). College Achievement and Vocational Efficiency. Columbia University.

Cita Chicago Style (17a ed.)

Gambrill, Bessie Lee. College Achievement and Vocational Efficiency. New York: Columbia University, 1922.

Cita MLA (9a ed.)

Gambrill, Bessie Lee. College Achievement and Vocational Efficiency. Columbia University, 1922.