Evenson R., P. P. (2007). Agricultural Development: Farmers, Farm Production and Farm Markets. ELSEVIER.
Dyfyniad Arddull ChicagoEvenson R., P. Pingali. Agricultural Development: Farmers, Farm Production and Farm Markets. ELSEVIER, 2007.
Dyfyniad MLAEvenson R., P. Pingali. Agricultural Development: Farmers, Farm Production and Farm Markets. ELSEVIER, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.