Sloss, G. J. (1972). Environmental aspects of transportation planning. Council of Planning Librarians.
Cita Chicago (17th ed.)Sloss, George J. Environmental Aspects of Transportation Planning. Monticello, Ill: Council of Planning Librarians, 1972.
Cita MLA (9th ed.)Sloss, George J. Environmental Aspects of Transportation Planning. Council of Planning Librarians, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.