00258nam a2200121Ia 4500100001900000650001400019654001200033245001800045260004300063082001000106300000800116546001200124  aShubin/John A   aChemistry  aLay out  aPlant Lay Out  bPrentice Hall of IndiaaNewDelhic1965  a658.2  a463  aENGLISH