Barnum, H. Gardiner Market centers and hinterlands in Baden-Wurttemberg H. Gardiner Barnum - University of Chicago, Chicago Dept. of Geography 1966 - 173 p. ; 23 cm. - Research paper (University of Chicago. Dept. of Geography) no. 103 . Subjects--Topical Terms: Markets--Germany--Baden--Wurttemberg Subjects--Geographic Terms: Baden--Wurttemberg (Germany)--Commerce