Jabarkan Lihat pula dari Pertanian di Libya

Ali Rahuma. 1993. Cost of barley and wheat production in some state managed agricultural projects. J. Agric. Res. (In press).

Future of food economics in the Arab State. Vol. 4. Statistics. 1979.

Statistical index 1970. Ministry of Economic and Planning.

Sassi Haraga et al. 1993. Wheat and barley: Facts and Figures, 1968-1991. Agric. Res. Centre.