Bunson, Matthew. Encyclopedia of the Roman Empire / Matthew Bunson. - Rev. ed. - New York : Facts On File, c2002. - xviii, 636 p. : ill., maps ; 29 cm. - Facts on File library of world history . - 937/.06 . Includes bibliographical references (p. 609-612) and index. ISBN: 0816045623 (alk. paper) Subjects--Geographic Terms: Rome--History--Empire, 30 B.C.-476 A.D.--Encyclopedias. Dewey Class. No.: 937/.06