Gorn, P., Herrmann, R., & Schalk, B. (1992). The importance of direct and indirect policies for agricultural protection in developing countries: Analysis of time series for wheat, rice and coffee. Inst. für Agrarpolitik und Marktforschung.
Chicago-Zitierstil (17. Ausg.)Gorn, Patricia, Roland Herrmann, und Benedikt Schalk. The Importance of Direct and Indirect Policies for Agricultural Protection in Developing Countries: Analysis of Time Series for Wheat, Rice and Coffee. Giessen: Inst. für Agrarpolitik und Marktforschung, 1992.
MLA-Zitierstil (9. Ausg.)Gorn, Patricia, et al. The Importance of Direct and Indirect Policies for Agricultural Protection in Developing Countries: Analysis of Time Series for Wheat, Rice and Coffee. Inst. für Agrarpolitik und Marktforschung, 1992.