000 00302nam a2200121Ia 4500
008 221001s1971 xx 000 0 eng d
082 _a512.81 SHA
100 _aSharma, Harswaroop
245 0 _aText book of theory of numbers
260 _aAgra
_bRam Prasad
_c1971
300 _a152p.
942 _2ddc
_cBK
999 _c24834
_d24834