00456nam a2200157Ia 4500008004100000020001500041082001600056100001800072245004300090260004300133300000800176650003800184650003400222653002500256700001700281170901s1989    xx            000 0 und d  a8122401708  a660.2bV50A  aVermani P. O. 0aApplied ChemistrybTheory and Practice  aNew DelhibWiley Eastern Limitedc1989  a242  aChemical and Related Technologies  aTechnology (Applied sciences)  aIndustrial chemistry  aNarula K. A.