APA način citiranja (7. izdanje)
Mackenzie, N. (1975). Open learning: Systems and problems in post-secondary education. UNESCO press.
Čikaški stil citiranja (17. izdanje)
Mackenzie, Norman. Open Learning: Systems and Problems in Post-secondary Education. New York: UNESCO press, 1975.
MLA način citiranja (9. izdanje)
Mackenzie, Norman. Open Learning: Systems and Problems in Post-secondary Education. UNESCO press, 1975.
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