APA (7th ed.) Citation

Sleeman, P. J., Cobun, T. C., & Rockwell, D. M. (1979). Instructional media and technology: A guide to accountable learning systems. Longman.

Chicago Style (17th ed.) Citation

Sleeman, Phillip J., Ted C. Cobun, and D. M. Rockwell. Instructional Media and Technology: A Guide to Accountable Learning Systems. New York: Longman, 1979.

MLA (8th ed.) Citation

Sleeman, Phillip J., et al. Instructional Media and Technology: A Guide to Accountable Learning Systems. Longman, 1979.