Post Office cost ascertainment system.
Hearings before the subcommittee on postal rates of the committee on Post Office and Civil Service, House of Representatives, Ninety-first Congress, first session, May 13, 22, June 11, 1969 ...
APA Citation
United States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Rates. (1969). Post Office cost ascertainment system: Hearings before the subcommittee on postal rates of the committee on Post Office and Civil Service, House of Representatives, Ninety-first Congress, first session, May 13, 22, June 11, 1969 ... Washington: U.S. Govt. Print. Off..
MLA Citation
United States. Congress. House. Committee on Post Office and Civil Service. Subcommittee on Postal Rates. Post Office Cost Ascertainment System: Hearings Before the Subcommittee On Postal Rates of the Committee On Post Office And Civil Service, House of Representatives, Ninety-first Congress, First Session, May 13, 22, June 11, 1969 ... Washington: U.S. Govt. Print. Off., 1969.