References

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Millard-Ball, Adam, et al. 2005. TCRP Report 108 – Car-Sharing: Where and How it Succeeds. Transit Cooperative Research Program, Transportation Research Board. Washington, DC.

Shaheen, Susan, Adam P. Cohen, and J. Darius Roberts. 2005. "Carsharing in North America: Market Growth, Current Developments, and Future Potential." Transportation Research Board.

Shaheen, Susan, Adam P. Cohen. 2006. "Worldwide Carsharing Growth: An International Comparison." California PATH, University of California, Berkeley.

Shaheen, Susan, Daniel Sperling, Conrad Wagner. 1998. "Carsharing in Europe and North America: Past, Present, and Future." Transportation Quarterly, Vol 52, No 3.

Sundstrom, Geoff. March 26, 2007. "AAA Calculates Driving Cost at 52.2 Cents per Mile for 2007." AAA NewsRoom. Orlando, FL.

Washington Metro Area Transit Authority. 2005. Washington Metro Transit Authority Car Sharing Program Survey. Washington, DC.

Zipcar, Inc. 2005. Zipcar member behavior survey. Cambridge, MA.

Zipcar, Inc. 2006. Zipcar member behavior survey-fuel. Cambridge, MA.