000 00254nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aB B Bansal/ C L Tyagi
245 0 _aVyapaarik awam audhyogik sanniyam
260 _aNew Delhi
_bR Chand
_c1989
942 _cBK
999 _c7048
_d7048