000 00267nam a2200121Ia 4500
008 190719s9999 xx 000 0 und d
100 _aH R Vinayak
245 0 _aKeemat siddhaant
250 _a2nd
260 _aDelhi
_bS Chand
_c1972
650 _aEconomics
942 _cBK
999 _c925
_d925