Greer, Thomas H. A brief history of the Western world / Thomas H. Greer, Gavin Lewis. - 7th ed. - Fort Worth : Harcourt Brace College Publishers, c1997. - xv, 664, 49 p. : ill., maps ; 24 cm. ISBN: 0155023306 LCCN: 95079822 LC Class. No.: CB 245 .G7 1997 / .G7 1997 Dewey Class. No.: 909/.09821