Dyfyniad APA

Colorado Agricultural College. Extension Service. Annual report, Washington County.

Dyfyniad Arddull Chicago

Colorado Agricultural College. Extension Service. Annual Report, Washington County.

Dyfyniad MLA

Colorado Agricultural College. Extension Service. Annual Report, Washington County.

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