Library of Congress. Congressional Research Service & ProQuest (Firm). (1971). S. 2770, Federal Water Pollution Control Act Amendments of 1971: Summary and Pro-Con Arguments. [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). S. 2770, Federal Water Pollution Control Act Amendments of 1971: Summary and Pro-Con Arguments. [Place of publication not identified]: [publisher not identified], 1971.
MLA (9th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). S. 2770, Federal Water Pollution Control Act Amendments of 1971: Summary and Pro-Con Arguments. [publisher not identified], 1971.
Warning: These citations may not always be 100% accurate.