00269nam a22001217a 4500003000500000020001800005082000800023100002500031245003700056250001100093260003400104300000900138NUST  a9788120340145  a330  aVeena Keshav Pailwar  aEconomic environment of business  a2nd ed  aNew DelhibPHI learningc2010  a442p