Markel, A. J. (2009). Field testing plug-in hybrid electric vehicles with charge control technology in the Xcel Energy territory. National Renewable Energy Laboratory.
Chicago Style (17th ed.) CitationMarkel, A. J. Field Testing Plug-in Hybrid Electric Vehicles with Charge Control Technology in the Xcel Energy Territory. Golden, CO: National Renewable Energy Laboratory, 2009.
MLA (9th ed.) CitationMarkel, A. J. Field Testing Plug-in Hybrid Electric Vehicles with Charge Control Technology in the Xcel Energy Territory. National Renewable Energy Laboratory, 2009.
Warning: These citations may not always be 100% accurate.