Dyfyniad APA

(2015). Mushrooms of West Virginia and the Central Appalachians / William C. Roody.

Dyfyniad Arddull Chicago

Mushrooms of West Virginia and the Central Appalachians / William C. Roody. 2015.

Dyfyniad MLA

Mushrooms of West Virginia and the Central Appalachians / William C. Roody. 2015.

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