Roxas, N. (1978). Cropping strategies in rainfed lowland area in Iloilo. International Rice Research Institute.
Cita Chicago (17th ed.)Roxas, N.M. Cropping Strategies in Rainfed Lowland Area in Iloilo. Los Baños, Laguna: International Rice Research Institute, 1978.
Cita MLA (9th ed.)Roxas, N.M. Cropping Strategies in Rainfed Lowland Area in Iloilo. International Rice Research Institute, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.