Economics with applications to agriculture / by Edwin F. Drummeier, Richard B. Heflebower and Theordor Norman. Dummeier, Edwin F. Norman, Theodore,. Heflebower, Richard B. Agriculture Economic aspects. 338.1 DUE includes index and bibliographycal references New York : McGraw-Hill Book, 1950. 1950. 1950 Text xv, 718p. : eng