000 00258nam a2200109Ia 4500
008 190911s9999||||xx |||||||||||||| ||und||
100 _aDavid M. Burton
245 0 _aElementary Number Theory
260 _aUSA
_bMc Graw Hill
_c1998
300 _a386
942 _cBK
999 _c6807
_d6807