Dyfyniad APA

(2009). Disease control in crops: Biological and environmentally friendly approaches. Chichester, U.K: Wiley-Blackwell.

Dyfyniad Arddull Chicago

Disease Control in Crops: Biological and Environmentally Friendly Approaches. Chichester, U.K: Wiley-Blackwell, 2009.

Dyfyniad MLA

Disease Control in Crops: Biological and Environmentally Friendly Approaches. Chichester, U.K: Wiley-Blackwell, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.