TY - BOOK AU - Tattersall,James J. TI - Elementary number theory in nine chapters SN - 0-521-61524-0 AV - QA241 .T35 1999 U1 - 512/.72 21 PY - 2005/// CY - Cambridge, New York PB - Cambridge University Press KW - Number theory N1 - Includes bibliographical references and index ER -