00542ca0 a2200229ua 45000010006000000050017000060070003000230080041000260200007000670400009000740410014000830820013000971000026001102450054001362500013001902600047002033000018002503650007002685040009002755410019002846500009003031063120180503180535.0ta070725s1977           g     b000 u eng u  c13  aMAIN1 aenghNULL14a380bSUT1 aSutaria, D C.eAuthor10aPractical Commercial Arithmetic / cD C Suitaria.  a5th /b.  aDelhi :bOxford university Press , c1977.  a414 ; cNULL.  a13  aNULL  eU2511     h13 0aComm