000 00297nam a2200109Ia 4500
008 210324s1974 xx 000 0 und d
041 _aeng
082 _a330.195
100 _aNarain, Prem
_91578765
245 _aMathematics for students of economics
260 _aDelhi
_bSultan Chand & Sons
_c1974
999 _c1027345
_d1027345