United States. Congress. Senate. Special Committee on Aging. Subcommittee on Consumer Interests of the Elderly & ProQuest (Firm). (1974). Hearing aids and the older American: Hearings, Ninety-third Congress, first session. U.S. Govt. Print. Off.
Chicago Style (17th ed.) CitationUnited States. Congress. Senate. Special Committee on Aging. Subcommittee on Consumer Interests of the Elderly and ProQuest (Firm). Hearing Aids and the Older American: Hearings, Ninety-third Congress, First Session. Washington: U.S. Govt. Print. Off, 1974.
MLA (9th ed.) CitationUnited States. Congress. Senate. Special Committee on Aging. Subcommittee on Consumer Interests of the Elderly and ProQuest (Firm). Hearing Aids and the Older American: Hearings, Ninety-third Congress, First Session. U.S. Govt. Print. Off, 1974.