Cleveland-Innes, M., & Garrison, D. R. (2021). An introduction to distance education: Understanding teaching and learning in a new era (2nd edition.). Routledge.
Chicago Style (17th ed.) CitationCleveland-Innes, Martha, and D. Randy Garrison. An Introduction to Distance Education: Understanding Teaching and Learning in a New Era. 2nd edition. New York ; London: Routledge, 2021.
MLA (9th ed.) CitationCleveland-Innes, Martha, and D. Randy Garrison. An Introduction to Distance Education: Understanding Teaching and Learning in a New Era. 2nd edition. Routledge, 2021.
Warning: These citations may not always be 100% accurate.