Tattersall, James J. 1941- Elementary number theory in nine chapters / Elementary number theory in 9 chapters James J. Tattersall. - Second edition. - Cambridge ; New York : Cambridge University Press, c2005. - xi, 430 pages : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0-521-61524-0 0521585317 (pb) Subjects--Topical Terms: Number theory. LC Class. No.: QA241 / .T35 1999 Dewey Class. No.: 512/.72