Rhein-Ruhr Hafen Duisburg
Subtitle: grösster Binnenhafen der Welt
By: Fritz Wilhelm Achilles.
Publisher: Mercator-Verlag
Published: 1985
Place of publication: Duisburg
Language: ger
Number of pages: 176
Subjects: Harbors -- Germany -- Duisburg -- History.; Duisburg (Germany) -- Economic conditions.
Notes: Bibliography: p. 174-176.
Summary in English.