Toor Will, & Havlick Spenser. (2004). Transportation and Sustainable Campus Communities: Issues, Examples, Solutions. American: Island Press.
Chicago-tyylinen lähdeviittausToor Will, ja Havlick Spenser. Transportation and Sustainable Campus Communities: Issues, Examples, Solutions. American: Island Press, 2004.
MLA-viiteToor Will, ja Havlick Spenser. Transportation and Sustainable Campus Communities: Issues, Examples, Solutions. American: Island Press, 2004.
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