Dairyko, M. E. (2012). Everyday Mathermatics. U.S.A: McGraw-Hill.
Trích dẫn kiểu ChicagoDairyko, Mary Ellen. Everyday Mathermatics. U.S.A: McGraw-Hill, 2012.
Deismireacht MLADairyko, Mary Ellen. Everyday Mathermatics. U.S.A: McGraw-Hill, 2012.
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