Text ( visual ) : unmediated Deutschland : der Norden / Johann-Bernhard Haversath. -- Braunschweig : westermann , 1997. -- 193 p. : ill., maps ; 21 cm. -- (Das Geographische Seminar ; 160325). -- Includes bibliographical references (p. [178]-185) and indexes. -- ISBN 3141603251 ; (BA56924620) ; https://ci.nii.ac.jp/ncid/BA56924620 Author Heading(s): Haversath, Johann-Bernhard. -- Classification(s): LCC : GB211 ; DC21 : 914.3. -- Subject Heading(s): LCSH : Geography -- Germany ; LCSH : Germany -- Economic conditions -- 1990-