Dugopolski Mark. (2006). Student's Solutions Manual for use with Algebra for College Students (Tái bản lần thứ 4.). New York.: McGraw -Hill.
Παραπομπή Chicago StyleDugopolski Mark. Student's Solutions Manual for Use With Algebra for College Students. Tái bản lần thứ 4. New York.: McGraw -Hill, 2006.
Παραπομπή MLADugopolski Mark. Student's Solutions Manual for Use With Algebra for College Students. Tái bản lần thứ 4. New York.: McGraw -Hill, 2006.
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