Library of Congress. Legislative Reference Service & ProQuest (Firm). (1970). Air Pollution: (A Brief Summary of Federal Activities). [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Legislative Reference Service and ProQuest (Firm). Air Pollution: (A Brief Summary of Federal Activities). [Place of publication not identified]: [publisher not identified], 1970.
MLA (9th ed.) CitationLibrary of Congress. Legislative Reference Service and ProQuest (Firm). Air Pollution: (A Brief Summary of Federal Activities). [publisher not identified], 1970.
Warning: These citations may not always be 100% accurate.