APA (7th ed.) Citation

Coldeway, D. O., & Spencer, R. E. (1980). The measurement of attrition and completion in distance learning courses. Athabasca University.

Chicago Style (17th ed.) Citation

Coldeway, Dan O., and Robert E. Spencer. The Measurement of Attrition and Completion in Distance Learning Courses. Edmonton, Alta.: Athabasca University, 1980.

MLA (8th ed.) Citation

Coldeway, Dan O., and Robert E. Spencer. The Measurement of Attrition and Completion in Distance Learning Courses. Athabasca University, 1980.