(2000). Urban Systems.
Chicago Style (17th ed.) CitationUrban Systems. Duisburg, 2000.
MLA (8th ed.) CitationUrban Systems. 2000.
Warning: These citations may not always be 100% accurate.
(2000). Urban Systems.
Chicago Style (17th ed.) CitationUrban Systems. Duisburg, 2000.
MLA (8th ed.) CitationUrban Systems. 2000.