00415nam 2212378 450000100060000000300230000600500090002900800410003808200080007902000180008710000160010526000680012125000130018930000200020224500370022212378StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a515 a0-07-451906-9 aG. S. Sethi bNew Delhi: Tata McGraw - Hill publishing Company Limited c2000 a15th ed. aviii;112p: 22cm aWorkshop Calculation and Science