George N Agrios. (1997). Plant pathology. San Diego, California: Academic Press.
Dyfyniad Arddull ChicagoGeorge N Agrios. Plant Pathology. San Diego, California: Academic Press, 1997.
Dyfyniad MLAGeorge N Agrios. Plant Pathology. San Diego, California: Academic Press, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.