National Research Council (U.S.). Committee on the General Aptitude Test Battery, Hartigan, J. A., & Wigdor, A. K. (1989). Fairness in employment testing: Validity generalization, minority issues, and the General Aptitude Test Battery. National Academy Press.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)National Research Council (U.S.). Committee on the General Aptitude Test Battery, John A. Hartigan, và Alexandra K. Wigdor. Fairness in Employment Testing: Validity Generalization, Minority Issues, and the General Aptitude Test Battery. Washington, D.C.: National Academy Press, 1989.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)National Research Council (U.S.). Committee on the General Aptitude Test Battery, et al. Fairness in Employment Testing: Validity Generalization, Minority Issues, and the General Aptitude Test Battery. National Academy Press, 1989.