Occupational safety and health act legislation affecting the United States Postal Service : hearings before the Subcommittee on Postal Personnel and Modernization of the Committee on Post Office and Civil Service, House of Representatives, Ninety-sixth Congress, first session, on H.R. 826 ... June 6 and 7, 1979.
United States.Congress.House.Committee on Post Office and Civil Service.Subcommittee on Postal Personnel and Modernization.
Washington : U.S. Govt. Print. Off.,
1979.
"Serial no. 96-20."
United States Postal Service.
Postal service