00307nam a2200121Ia 4500008004100000100001500041245004100056260004000097300000800137650001600145942000700161999001700168190216s9999||||xx |||||||||||||| ||und||  aSharma A K 0aText Book Of Sampling And Attributes  b"Discovery Publishing House, Delhi"  a297  aMathematics  cBK  c32206d32206