Research Council on Mathematics Learning. Investigations in mathematics learning. Research Council on Mathematics Learning.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিResearch Council on Mathematics Learning. Investigations in Mathematics Learning. Memphis, Tenn.: Research Council on Mathematics Learning.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিResearch Council on Mathematics Learning. Investigations in Mathematics Learning. Research Council on Mathematics Learning.
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