Chris Rohmann A world of ideas : a dictionary of important theories, concepts, beliefs, and thinkers - 1st ed. - New York : Ballantine Books, 1999. - xvii, 476 p. ; 25 cm. Includes bibliographical references and index. ISBN: 0345390598 (alk. paper) Subjects--Topical Terms: PhilosophyIdeaSocial sciencesReligion Dewey Class. No.: 001.2 ROH-W