National Council of Teachers of English & National Council of Teachers of English. Elementary Section. (1947). Elementary English. National Council of Teachers of English.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNational Council of Teachers of English এবং National Council of Teachers of English. Elementary Section. Elementary English. Chicago, Ill.: National Council of Teachers of English, 1947.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিNational Council of Teachers of English এবং National Council of Teachers of English. Elementary Section. Elementary English. National Council of Teachers of English, 1947.
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