APA (7th ed.) Citation

International Symposium on Rice Farming Systems : New Directions (1987 : Sakha, Egypt), & International Rice Research Institute. (1989). Rice farming systems: New directions. IRRI.

Chicago Style (17th ed.) Citation

International Symposium on Rice Farming Systems : New Directions (1987 : Sakha, Egypt), and International Rice Research Institute. Rice Farming Systems: New Directions. Manila: IRRI, 1989.

MLA (9th ed.) Citation

International Symposium on Rice Farming Systems : New Directions (1987 : Sakha, Egypt), and International Rice Research Institute. Rice Farming Systems: New Directions. IRRI, 1989.