00377nam a2200133Ia 4500008004100000020001500041041001200056100001500068245006900083260004800152300000800200650001900208700001600227221030s9999    xx            000 0 und d  a8131807781  aEnglish  aN. P. Bali 2aA Text book of Quantative Techniquescby N. P. Bali, P. N. Gupta  bUniversities Science PressaNew Delhic2011  a763  aBE Mathematics  aP. N. Gupta