APA (7th ed.) Citation

Sullivan, E. J. (1993). The adult learner's guide to alternative and external degree programs. Oryx Press.

Chicago Style (17th ed.) Citation

Sullivan, Eugene J. The Adult Learner's Guide to Alternative and External Degree Programs. Phoenix, Ariz.: Oryx Press, 1993.

MLA (9th ed.) Citation

Sullivan, Eugene J. The Adult Learner's Guide to Alternative and External Degree Programs. Oryx Press, 1993.