Bok, D. (2007). Our Underachieving Colleges: A Candid Look at How Much Students Learn & Why They Should Be Learning More. Princeton University Press.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিBok, Derek. Our Underachieving Colleges: A Candid Look at How Much Students Learn & Why They Should Be Learning More. Princeton University Press, 2007.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিBok, Derek. Our Underachieving Colleges: A Candid Look at How Much Students Learn & Why They Should Be Learning More. Princeton University Press, 2007.
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