00510nam a2200193Ia 4500999001700000003000400017005001700021008004100038020001800079040000900097082001800106100002700124245004700151250001200198260003900210300000900249650001600258942004200274  c31330d31330OSt20200730123439.0190216s9999||||xx |||||||||||||| ||und||  a9788185392684  coclc  a512.72bBUR/E  aBurton, David M 93821 0aElementary Number Theory /cDavid M Burton  a2nd Ed.  bUbs Publishers,c1989.aNew Delhi:  a450p  aMathematics  cBK2ddch512.72iBUR/Ek512.72mBUR/E