International Symposium on Rice Farming Systems : New Directions (1987 : Sakha, Egypt), & International Rice Research Institute. (1989). Rice farming systems: New directions. IRRI.
Style de citation Chicago (17e éd.)International Symposium on Rice Farming Systems : New Directions (1987 : Sakha, Egypt), et International Rice Research Institute. Rice Farming Systems: New Directions. Manila: IRRI, 1989.
Style de citation MLA (9e éd.)International Symposium on Rice Farming Systems : New Directions (1987 : Sakha, Egypt), et International Rice Research Institute. Rice Farming Systems: New Directions. IRRI, 1989.
Attention : ces citations peuvent ne pas être correctes à 100%.