2002 - Topics in Number Theory Volumes 1 and 2 (Paperback) ISBN-13: 9780486425399 ISBN-10: 0486425398 Genres: Science & Math, Engineering & Transportation 1 1990 - Elementary Theory of Numbers (Paperback) ISBN-13: 9780486663487 ISBN-10: 0486663485 Genres: Science & Math, Engineering & Transportation 1 Reviews in Number Theory 19401972 (Paperback) ISBN-13: 9780821802267 ISBN-10: 0821802267 Genre: Science & Math ? |