WStLA ) Campbell, Bruce M.S. u.a.: ¬A¬ Medieval Capital and its Grain Supply. - London : Institute of British Geographers, 1993. - 233 S. ( Kollat: 233 S.)(Historical Geography Research Series; 30.)
ISBN: 1-87007-412-2
Sign.: A 9570/30 * Inv.Nr.: 3602/94 *