Airline contracting process of U.S. Postal Service : hearing before the Subcommittee on Postal Operations and Services of the Committee on Post Office and Civil Service, House of Representatives, one hundredth Congress, first session, October 15, 1987.
United States.Congress.House.Committee on Post Office and Civil Service.Subcommittee on Postal Operations and Services.
Washington : USGPO,
1988.
United States Postal Service.
Postal service