Dyfyniad APA

Evans,William Charles. (2008). Trease and Evans pharmacognosy,15th edn.

Dyfyniad Arddull Chicago

Evans,William Charles. Trease and Evans Pharmacognosy,15th Edn. Noida(UP), 2008.

Dyfyniad MLA

Evans,William Charles. Trease and Evans Pharmacognosy,15th Edn. 2008.

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