000 00279nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a510
100 _aGeorge B Thomas
245 0 _aThomas Calculus 12th Ed
250 _a12
260 _bPearson, New Delhi
_c2016
942 _cBK
999 _c36193
_d36193