Management factors that influence farm profits in southwest illinois
Wilcox, R.H., Crickman, C.W., Trummel, R.G.
Management factors that influence farm profits in southwest illinois - Illinois 1931 - 411-463 p. - Illinois Agricultural Experim .
Management factors that influence farm profits in southwest illinois - Illinois 1931 - 411-463 p. - Illinois Agricultural Experim .