Association for Educational and Training Technology, Percival, F., & Trott, A. J. (1981). Distance learning and evaluation. Kogen Page.
Chicago Style (17th ed.) CitationAssociation for Educational and Training Technology, Fred Percival, and A. J. Trott. Distance Learning and Evaluation. London: Kogen Page, 1981.
MLA (9th ed.) CitationAssociation for Educational and Training Technology, et al. Distance Learning and Evaluation. Kogen Page, 1981.
Warning: These citations may not always be 100% accurate.