International Rice Research Institute. (1993). IRRI rice almanac 1993-1995. International Rice Research Institute.
Cita Chicago (17th ed.)International Rice Research Institute. IRRI Rice Almanac 1993-1995. Manila: International Rice Research Institute, 1993.
Cita MLA (9th ed.)International Rice Research Institute. IRRI Rice Almanac 1993-1995. International Rice Research Institute, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.