Wallbank TWalter Civilization past & present / T. Walter Wallbank ... [et al.]. - 7th ed., golden anniversary ed. - New York : HarperCollins, 1991. - xxxii, 999, [57] p. : ill., maps (some col.) ; 27 cm. Includes bibliographical references and indexes. ISBN: 0673388670 LCCN: 91025406 Subjects--Topical Terms: Civilization LC Class. No.: CB69 Dewey Class. No.: 909