00273nam a22001097a 4500003000400000008004100004082001600045100001800061245003600079260004000115300000800155OSt240804b        |||||||| |||| 00| 0 eng d  a542.2bS24N  aSarin & Sarin  aNumerical problems in chemistry  aNew DelhibSultan Chand Booksc1987  a809