Koebner, Richard Helmut, Dan Schmidt Imperialism : the story and significance of a political word, 1840-1960 / Richard Koebner & Helmut Dan Schmidt - Cambridge : University Press , 1964 - xxv, 432p. ; 26 cm. Includes bibliographical references and index. Subjects--Topical Terms: ImperialismHistory Dewey Class. No.: 321.03 / KOE