00265nam a2200109Ia 4500008004100000041000800041082000800049100001500057245004300072260003200115300000800147211209s1989    xx            000 0 und d  aeng  aASH  aASH, IRENE  aCONDENSED ENCYLOPAEDIA OF SURFACTANTS   aLONDONbEDWARD ARNOLDc1989  a669