APA (7th ed.) Citation

(2006). Hydraulic hybrids: The most efficient lowest cost hybrids. United States Environmental Protection Agency, Office of Air and Radiation.

Chicago Style (17th ed.) Citation

Hydraulic Hybrids: The Most Efficient Lowest Cost Hybrids. [Washington, D.C.]: United States Environmental Protection Agency, Office of Air and Radiation, 2006.

MLA (9th ed.) Citation

Hydraulic Hybrids: The Most Efficient Lowest Cost Hybrids. United States Environmental Protection Agency, Office of Air and Radiation, 2006.