APA (7th ed.) Citation

Super, D. E. (1968). Opportunities in psychology careers. Educational Books Division of Universal Pub. and Distributing Corp..

Chicago Style (17th ed.) Citation

Super, Donald Edwin. Opportunities in Psychology Careers. New York: Educational Books Division of Universal Pub. and Distributing Corp., 1968.

MLA (9th ed.) Citation

Super, Donald Edwin. Opportunities in Psychology Careers. Educational Books Division of Universal Pub. and Distributing Corp., 1968.