American Library Association. Public Libraries Division. Committee on Promotion of Standards. (1957). A Discussion manual based on Public Library Service.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিAmerican Library Association. Public Libraries Division. Committee on Promotion of Standards. A Discussion Manual Based on Public Library Service. [Chicago], 1957.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিAmerican Library Association. Public Libraries Division. Committee on Promotion of Standards. A Discussion Manual Based on Public Library Service. 1957.
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