000 00276nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a HAR/C
100 _aHARI KISHAN
245 0 _aNUMBER THEORY
260 _bKRISHNA PRAKASHAN MEDIA
_c2013
300 _a258
942 _cTB
999 _c52803
_d52803