APA (7th ed.) Zitazioa
ebrary, Inc, & Harry, K. (1999). Higher education through open and distance learning. Routledge.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Keith Harry. Higher Education Through Open and Distance Learning. London ; New York: Routledge, 1999.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Keith Harry. Higher Education Through Open and Distance Learning. Routledge, 1999.
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