na INLIS000000000004720 N 0010-0317004718 Infrared spectroscopy : Analytical chemistry by open learning George, W.O. New York : John Wiley Sons 1987 xx, 537 hlm. 24 cm 0471913839 543.085 83 Geo i 543.085 83 SINAR INFRAMERAH-ANALISA 023192212