(1972). Industrieatlas Nordrhein-Westfalen (Stand 1970.). Düsseldorf.
Chicago Style CitationIndustrieatlas Nordrhein-Westfalen. Stand 1970. Düsseldorf, 1972.
MLA CitationIndustrieatlas Nordrhein-Westfalen. Stand 1970. Düsseldorf, 1972.
Warning: These citations may not always be 100% accurate.