Tudge, C. (1988). Food crops for the future: The development of plant resources. New York: B. Blackwell.
Dyfyniad Arddull ChicagoTudge, Colin. Food Crops for the Future: The Development of Plant Resources. New York: B. Blackwell, 1988.
Dyfyniad MLATudge, Colin. Food Crops for the Future: The Development of Plant Resources. New York: B. Blackwell, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.