World civilizations, their history and their culture / Philip Lee Ralph ... [et al.]. - 8th ed. - New York : Norton, c1991. - 2 v. : ill. (some col.) ; 25 cm. Includes bibliographical references and indexes. ISBN: 0393959155 (v. 1) 0393959163 (v. 2) LCCN: 90045337 Subjects--Topical Terms: Civilization--History. LC Class. No.: CB69 / .W67 1991