Dillon, C. G., & Gunawardena, C. N. (1990). Learner support as the critical link in distance education: A study of the Oklahoma televised instruction system. Oklahoma Research Center for Continuing Professional and Higher Education.
Chicago Style (17th ed.) CitationDillon, Connie Greb, and Charlotte Nirmalani Gunawardena. Learner Support as the Critical Link in Distance Education: A Study of the Oklahoma Televised Instruction System. [Norman, Okla.?]: Oklahoma Research Center for Continuing Professional and Higher Education, 1990.
MLA (9th ed.) CitationDillon, Connie Greb, and Charlotte Nirmalani Gunawardena. Learner Support as the Critical Link in Distance Education: A Study of the Oklahoma Televised Instruction System. Oklahoma Research Center for Continuing Professional and Higher Education, 1990.