000 00257nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aR C Chawla awam anya
245 0 _aVyapaarik awam audhyogik sanniyam
260 _aNew Delhi
_bKalyani Pub
_c1989
942 _cBK
999 _c7320
_d7320