United States. Congress. House. Committee on Government Operations. Special Studies Subcommittee. (1967). Recreational boating safety: Hearing before a [Special Studies] Subcommittee of the Committee on Government Operations, House of Representatives, Ninetieth Congress, first [and second] session[s]. July 31, 1967 and July 1, 1968. United States Government Printing Office.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Government Operations. Special Studies Subcommittee. Recreational Boating Safety: Hearing Before a [Special Studies] Subcommittee of the Committee on Government Operations, House of Representatives, Ninetieth Congress, First [and Second] Session[s]. July 31, 1967 and July 1, 1968. Washington, DC: United States Government Printing Office, 1967.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Government Operations. Special Studies Subcommittee. Recreational Boating Safety: Hearing Before a [Special Studies] Subcommittee of the Committee on Government Operations, House of Representatives, Ninetieth Congress, First [and Second] Session[s]. July 31, 1967 and July 1, 1968. United States Government Printing Office, 1967.