000 00336nam a2200145 a 4500
005 20260717091130.0
008 260717s1975 ii 000 0 eng d
041 _aeng
082 0 4 _a651.75
100 1 _aBiswas
245 1 0 _aCommercial letters /
_cBiswas
264 1 _aNew Delhi :
_bS. Chand,
_c1975.
300 _a251 p.
942 _cBK
999 _c24829
_d24829