000 00345nam a22001217a 4500
082 0 _a512.81
100 1 _aBurton, David M.
_9325641
245 1 0 _aElementary number theory
_cDavid M. Burton
260 _aNew Delhi :
_bUniversal Book Stall,
_c1989.
300 _a450p. ;
_c22 cm.
653 _aFermat's theorem
653 _aThe theory of congruences
999 _c349733
_d349669