APA (7th ed.) Citation

Klein, J. K., & Unterman, C. (1984). Career aptitude tests. Arco Pub..

Chicago Style (17th ed.) Citation

Klein, J. Ken, and Celia Unterman. Career Aptitude Tests. New York: Arco Pub., 1984.

MLA (9th ed.) Citation

Klein, J. Ken, and Celia Unterman. Career Aptitude Tests. Arco Pub., 1984.