Knowles, David 1896-1974
Saints and scholars :Twenty-five medieval portraits / David Knowles . - 1ª ed. . - Cambridge: Cambridge University press, 1963 . - 207 p. ;20 cm..
Saints and scholars :Twenty-five medieval portraits / David Knowles . - 1ª ed. . - Cambridge: Cambridge University press, 1963 . - 207 p. ;20 cm..