00309nam a2200121 a 450000500170000002000150001708200180003210000060005011000160005624500470007226000460011930000220016520251203110136.0  a8176290823  a382.0954bSIN  d_  aSingh, P.N.  aChallenges to Indian commerce and business  aNew DelhibDeep & Deep Publicationsc1998  axxv,142p.c23 cm.