APA (7 ম সংস্করণ) উদ্ধৃতি

Mackenzie, N., & et al.;Mackenzie, N. (1975). Open learning: Systems and problems in post-secondary education. UNESCO Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Mackenzie, Norman, এবং Norman et al.;Mackenzie. Open Learning: Systems and Problems in Post-secondary Education. UNESCO Press, 1975.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Mackenzie, Norman, এবং Norman et al.;Mackenzie. Open Learning: Systems and Problems in Post-secondary Education. UNESCO Press, 1975.