Barkley, P. W., & Pine, W. H. (1963). Effects of tenure of farm improvements: Based on a study of farms in Southwestern Iowa, Northeastern Kansas, Northwestern Missouri and Southeastern Nebraska. Kansas Agricultural Experiment Station.
Chicago-Zitierstil (17. Ausg.)Barkley, Paul W., und Wilfred H. Pine. Effects of Tenure of Farm Improvements: Based on a Study of Farms in Southwestern Iowa, Northeastern Kansas, Northwestern Missouri and Southeastern Nebraska. Manhattan, Kan: Kansas Agricultural Experiment Station, 1963.
MLA-Zitierstil (9. Ausg.)Barkley, Paul W., und Wilfred H. Pine. Effects of Tenure of Farm Improvements: Based on a Study of Farms in Southwestern Iowa, Northeastern Kansas, Northwestern Missouri and Southeastern Nebraska. Kansas Agricultural Experiment Station, 1963.