Cita APA

IRRI. (1980). Soil - related constraints to food production in the tropics. Philippines: IRRI.

Chicago Style Citation

IRRI. Soil - Related Constraints to Food Production in the Tropics. Philippines: IRRI, 1980.

Cita MLA

IRRI. Soil - Related Constraints to Food Production in the Tropics. Philippines: IRRI, 1980.

Atenció: Aquestes cites poden no estar 100% correctes.