Library of Congress. Congressional Research Service & ProQuest (Firm). (2008). Biofuels in the 2007 Energy and Farm Bills: A Side-by-Side Comparison. [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Biofuels in the 2007 Energy and Farm Bills: A Side-by-Side Comparison. [Place of publication not identified]: [publisher not identified], 2008.
MLA (9th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Biofuels in the 2007 Energy and Farm Bills: A Side-by-Side Comparison. [publisher not identified], 2008.
Warning: These citations may not always be 100% accurate.