Livestock marketing [electronic resource] : hearings before the Subcommittee on Agricultural Production, Marketing, and Stabilization of Prices of the Committee on Agriculture and Forestry, United States Senate, Ninety-fourth Congress, first session, on S. 1532 ... and S. 2034 ... July 19, 1975, Omaha, Nebr., July 25, 1975, Washington, D.C.