United States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution & ProQuest (Firm). (1973). Deep water ports: Hearing, Ninety-third Congress, first session, on S. 180 and S. 836 . U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution and ProQuest (Firm). Deep Water Ports: Hearing, Ninety-third Congress, First Session, on S. 180 and S. 836 . Washington: U.S. Govt. Print. Off, 1973.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on Public Works. Subcommittee on Air and Water Pollution and ProQuest (Firm). Deep Water Ports: Hearing, Ninety-third Congress, First Session, on S. 180 and S. 836 . U.S. Govt. Print. Off, 1973.