A history of mediaeval political theory in the West / by Sir R. W. Carlyle and A. J. Carlyle. - Carlyle, Robert Warrand, Sir, 1859-1934. (OLS)http://pul/name/13382; Carlyle, Alexander James, 1861-1943. (OLS)http://pul/name/13383 (W. Blackwood, 1962)
First published in 1950.