Alders, L. Liquid-liquid extraction : theory and laboratory practice / L. Alders. - 2d rev. ed. - Amsterdam ; New York : Elsevier Pub. Co., 1959. - 209 p. : illus. ; 24 cm. Includes bibliography and index. Subjects--Topical Terms: Extraction (Chemistry).Liquids. Dewey Class. No.: 542.6 / ALL 1959