United States. Congress. Senate. Committee on the District of Columbia. Subcommittee on Public Health, Education, Welfare, and Safety, & ProQuest (Firm). (1970). Industrial safety: Hearing, Ninety-first Congress, first session, on S. 2820. December 10, 1969. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Committee on the District of Columbia. Subcommittee on Public Health, Education, Welfare, and Safety, and ProQuest (Firm). Industrial Safety: Hearing, Ninety-first Congress, First Session, on S. 2820. December 10, 1969. Washington: U.S. Govt. Print. Off, 1970.
MLA (9th ed.) CitationUnited States. Congress. Senate. Committee on the District of Columbia. Subcommittee on Public Health, Education, Welfare, and Safety, and ProQuest (Firm). Industrial Safety: Hearing, Ninety-first Congress, First Session, on S. 2820. December 10, 1969. U.S. Govt. Print. Off, 1970.