United States. Congress. House. Committee on Education and Labor. General Subcommittee on Labor & ProQuest (Firm). (1973). Black lung benefits eligibility (oversight): Hearing, Ninety-third Congress, first session . U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Education and Labor. General Subcommittee on Labor and ProQuest (Firm). Black Lung Benefits Eligibility (oversight): Hearing, Ninety-third Congress, First Session . Washington: U.S. Govt. Print. Off, 1973.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Education and Labor. General Subcommittee on Labor and ProQuest (Firm). Black Lung Benefits Eligibility (oversight): Hearing, Ninety-third Congress, First Session . U.S. Govt. Print. Off, 1973.