00708nam0-22002771i-450-99000031983040332120001010000031983FED01000031983(Aleph)000031983FED0100003198320001010d--------km-y0itay50------baitay-------001yyInfrered vapour spectra.By D. Welti.LondonHeyden & Sonss.d. ( copyr. 1970)XI,211 p., ill., 26 cm660Welti,DavidITUNINARICAUNIMARCBK99000031983040332104 123-22CI 5891DINCHDINCHUNINAING01