Duiker,William J. The essential World history to 1500 [[Book] /] William J.Duiker, Jackson J.Spielvogel. - 3rd ed. - Canada : Thomson, 2008. - 324p ; 30cm. ISBN: 0495097675 Subjects--Topical Terms: History. Dewey Class. No.: 909 National Library of Medicine Call No.: 909 / DE