00417nam a2200121Ia 4500008004100000040004400041100001500085245008100100260002600181300003100207500004000238999001700278180412s9999||||xx |||||||||||||| ||und||  aAhmadu Bello University Library - Zaria  aAshtor, E. 2aA social and economic history of the near east in the middle agescE. Ashtor  aLondonbCollinsc1976  a384p.: ill., diagr., table  aIncludes bibliographical references  c45752d45752