000 00276nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aPremchand Gupta awam anya
245 0 _aVyavasaik prabandh ke mool siddhaant awam vyavahaar
260 _aNew Delhi
_bBlue Bird Pub
942 _cBK
999 _c4323
_d4323