Library of Congress. Congressional Research Service & ProQuest (Firm). (1975). National Environmental Policy Act of 1969 (P.L. 91-190): Bibliography. [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). National Environmental Policy Act of 1969 (P.L. 91-190): Bibliography. [Place of publication not identified]: [publisher not identified], 1975.
MLA (9th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). National Environmental Policy Act of 1969 (P.L. 91-190): Bibliography. [publisher not identified], 1975.
Warning: These citations may not always be 100% accurate.