000 00258nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aG D Verma awam anya
245 0 _aAnkekshann: Siddhaant awam vyavahaar
260 _aLudhiana
_bKalyani Pub
_c1998
942 _cBK
999 _c9839
_d9839