Livres de Walter David Downey

Preparation of Teachers of the Social Studies for the Secondary Schools

Marketing of Agricultural Products [by] Richard L. Kohls [and] W. David Downey

Instructor's Manual T0 Accompany Downey/Trocke, Agribusiness Management

F.R.E.D. (Fertilizer Retail Efficiency Data) Summary of 51 Midwestern Retail Fertilizer Plants

Retail Fertilizer Plant Costs, Efficiency and Profit -Detailed Analysis of 1975 Operating Statements and Ratios for 72 Midwestern and Northern Retail Fertilizer Plants

The 1984 FRED (Fertilizer Retail Efficiency Data)

Retail Fertilizer Plant Costs, Efficiency and Profitability

Indiana Farmers' Behavior and Preferences in Purchasing Fertilizer

The 1985 FRED (Fertilizer Retail Efficiency Data)

Agricultural Survey of South America