Books by David E. Cummins
Wheat grain cooperatives adjus
Wheat grain cooperatives adjust to challenges of 1980s, poised for 1990s
Corn belt grain cooperatives a
Corn belt grain cooperatives adjust to challenges of 1980s, poised for 1990s
Changes in financial profile o
Changes in financial profile of cooperatives handling grain
Comparative financial profile of cooperatives handling grain
Comparison of production costs for grade A and grade B milk
Resource use and returns for grade A dairy farms
Effect of urban expansion on d
Effect of urban expansion on dairying in the Lake States, 1949-69