Sullivan, M. (2006). Algebra & trigonometry: Enhanced with graphing utilities. New Jersey: Pearson Prentice Hall.
Παραπομπή Chicago StyleSullivan, Michael. Algebra & Trigonometry: Enhanced With Graphing Utilities. New Jersey: Pearson Prentice Hall, 2006.
Παραπομπή MLASullivan, Michael. Algebra & Trigonometry: Enhanced With Graphing Utilities. New Jersey: Pearson Prentice Hall, 2006.
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