Ferrara, Orestes, 1876-, The Borgia pope : Alexander the Sixth / by Orestes Ferrara. - New York : Sheed and Ward, (c)1940. - vi, 455 pages : portrait ; 23 cm. Includes bibliographies and index. LCCN: 40033348 //r42 LC Class. No.: BX1312 / .B674 1940