APA (7th ed.) Citation

Perry, W., & Rumble, G. (1987). A short guide to distance education. International Extension College.

Chicago Style (17th ed.) Citation

Perry, Walter, and Greville Rumble. A Short Guide to Distance Education. Cambridge, England: International Extension College, 1987.

MLA (9th ed.) Citation

Perry, Walter, and Greville Rumble. A Short Guide to Distance Education. International Extension College, 1987.