Dyfyniad APA

(1905). The ... annual Iowa year book of agriculture / issued by the Iowa Department of Agriculture.

Dyfyniad Arddull Chicago

The ... Annual Iowa Year Book of Agriculture / Issued by the Iowa Department of Agriculture. 1905.

Dyfyniad MLA

The ... Annual Iowa Year Book of Agriculture / Issued by the Iowa Department of Agriculture. 1905.

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