Grigg, David
An introduction to agricultural geography
Routledge, 1995
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Norton, George W.
Introduction to economics of agricultural development
McGraw-Hill, 1993
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Ross, Robert C.
An introduction to agricultural economics
McGraw-Hill, 1951
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Thomson, Edgar
A introduction to agricultural economics / by Edgar Thomson
Thomson Nelson and Sons Ltd. , 1949
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Nasser, Gamal Abdul
Egypt's liberation the philosophy of the revolution Introduction by
Washington D.C. Public Affairs Press 1955
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