Hearing Aid Compatibility Act of 1987 : hearing before the Subcommittee on Communications of the Committee on Commerce, Science, and Transportation, United States Senate, one hundredth Congress, second session on S.314, ... March 31, 1988.
United States.Congress.Senate.Committee on Commerce, Science, and Transportation.Subcommittee on Communications.
Washington : USGPO,
1988.
Hearing aids
Telephone