Barker, R. (1971). The status of agricultural development in South and SEA as a result of the new food grain technology. International Rice Research Institute.
Dyfyniad Arddull ChicagoBarker, Randolf. The Status of Agricultural Development in South and SEA as a Result of the New Food Grain Technology. [Los Baños, Laguna: International Rice Research Institute, 1971.
Dyfyniad MLABarker, Randolf. The Status of Agricultural Development in South and SEA as a Result of the New Food Grain Technology. International Rice Research Institute, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.