000 00255nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aJ P Gupta awam anya
245 0 _aPrabandh ke siddhaant awam vyavahaar
260 _aNew Delhi
_bR Chand
_c1987
942 _cBK
999 _c6168
_d6168