Koç, A., Beghin, J., Fuller, F., Aksoy, Ş., Dölekoğlu, T., & Şener, A. (1999). Oilseeds market in Turkey: The impact of international price and alternative policies on supply, demand and substitute crops. Ankara: Agricultural Economics Research Institute, Tarımsal Ekonomi Araştırma Enstitüsü.

Koç, Ali, John Beghin, Frank Fuller, Şafak Aksoy, Türker Dölekoğlu, and Aykut Şener. Oilseeds Market in Turkey: The Impact of International Price and Alternative Policies On Supply, Demand and Substitute Crops. Ankara: Agricultural Economics Research Institute, Tarımsal Ekonomi Araştırma Enstitüsü, 1999.

Koç, Ali, et al. Oilseeds Market in Turkey: The Impact of International Price and Alternative Policies On Supply, Demand and Substitute Crops. Ankara: Agricultural Economics Research Institute, Tarımsal Ekonomi Araştırma Enstitüsü, 1999.