RT Book, Whole DB /z-wcorg/ DS http://worldcat.org ID 9282594 LA English T1 Wheat movements in the United States : interregional flow patterns and transportation requirements in 1977 A1 Leath, Mack N., Hill, Lowell D., Fuller, Stephen, PB Agricultural Experiment Station, College of Agriculture, University of Illinois at Urbana-Champaign PP [Urbana, Ill.] YR 1981