National Council for the Social Studies. The Social studies professional: A newsletter from the National Council for the Social Studies. The Council.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNational Council for the Social Studies. The Social Studies Professional: A Newsletter from the National Council for the Social Studies. [Washington, D.C.]: The Council.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিNational Council for the Social Studies. The Social Studies Professional: A Newsletter from the National Council for the Social Studies. The Council.
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