000 00262nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aS C Aggarwal
245 0 _aSewivargiye prabandh awam audhyogik sambandh
260 _aNew Delhi
_bDhanpat Rai
_c2001
942 _cBK
999 _c10743
_d10743