   Elementary Number Theory [Prindle, Weber, and Schmidt Series in Advanced Mathematics] (Hardcover) ISBN-13: 9780534936723 ISBN-10: 0534936725 Genres: Science & Math, Engineering & Transportation ?  Linear Programming and Its Applications [Undergraduate Texts in Mathematics] (Hardcover) ISBN-13: 9780387969305 ISBN-10: 0387969306 Genres: Business & Money, Reference, Science & Math ? |
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