| 1. 
  |  | Title: Agriculture and International Relations: Analysis and Policy: Essays in Memory of Theodor Heidhues by Hartwig De Haen, Glenn L. Johnson, Stephan Tangermann, Theodor Heidhues
 ISBN: 0312014740
 Publisher: Palgrave Macmillan
 Pub. Date: July, 1985
 List Price: $39.95
 Amazon.com Price: $39.95
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| 2. 
  |  | Title: Commercialization of Agriculture Under Population Pressure: Effects on Production, Consumption, and Nutrition in Rwanda (Research Report, 85) by Joachim Von Braun, Hartwig De Haen, Juergen Blanken
 ISBN: 0896290875
 Publisher: International Food Policy Research Institute
 Pub. Date: January, 1991
 List Price: $5.00
 Amazon.com Price: $5.00
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| 3. 
  |  | Title: Künftiger Nahrungsmittelverbrauch in der Europäischen Gemeinschaft : Ergebnisse eines simultanen Nachfragesystems : die mittel- bis langfristige Verbrauchsentwicklung von Agrarprodukten in den Ländern der Europäischen Gemeinschaft by Hartwig de Haen
 ISBN: 3784302718
 Publisher: Landwirtschaftsverlag
 Pub. Date: 1982
 
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| 4. 
  |  | Title: Agriculture and Internationl Relations: Analysis and Policy : Essays in Memory of Theodor Heidhues by Hartwig de Haen, Glenn Johnson, Stefan Tangermann, Theodor Heinhues
 ISBN: 033339237X
 Publisher: Palgrave Macmillan
 Pub. Date: 11 June, 1985
 
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