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Changes in Easten [Eastern] Europe and the USSR : implications for agriculture and agribusiness
Penn, J. B. - In: Increasing understanding of public problems and policies 1990 (1991), pp. 191-199
Persistent link: https://www.econbiz.de/10001145559
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U.S. farm numbers, sizes and related structural dimensions
Lin, William; Coffman, George; Penn, J. B. - 1980
Persistent link: https://www.econbiz.de/10000007196
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Agricultural and food policy
Knutson, Ronald D.; Penn, J. B.; Flinchbaugh, Barry L.; … - 2007 - 6. ed.
Persistent link: https://www.econbiz.de/10003201016
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Agricultural and food policy
Knutson, Ronald D.; Penn, J. B.; Flinchbaugh, Barry L. - 2004 - 5. ed.
Persistent link: https://www.econbiz.de/10001783189
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Agricultural and food policy
Knutson, Ronald D. - 1995 - 3rd ed
Persistent link: https://www.econbiz.de/10000921725