21
Published: 1987
22
Published: 1980
Superior document: Duisburger Akzente / Stadt Duisburg, Dezernat für Kultur und Bildung 4
23
Published: 1983
24
Published: 1987
25
Published: 1979
26
Published: 1986
27
Published: 1985
28
Published: 1990
29
Published: 1989
30
Published: 1991
31
Published: [2012]
Superior document: Title is part of eBook package: De Gruyter DGBA History 2000 - 2014
Links: Get full text; Get full text; Cover