Library of Congress. Congressional Research Service & ProQuest (Firm). (1983). Tax Credits: Their Efficacy in Helping the Electric Utility Industry Finance Retrofitting To Reduce Sulfur Dioxide Emissions. [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Tax Credits: Their Efficacy in Helping the Electric Utility Industry Finance Retrofitting To Reduce Sulfur Dioxide Emissions. [Place of publication not identified]: [publisher not identified], 1983.
MLA (9th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Tax Credits: Their Efficacy in Helping the Electric Utility Industry Finance Retrofitting To Reduce Sulfur Dioxide Emissions. [publisher not identified], 1983.