Dyfyniad APA

Board of Agriculture of Ohio. Official bulletin. The Board.

Dyfyniad Arddull Chicago

Board of Agriculture of Ohio. Official Bulletin. Columbus, Ohio: The Board.

Dyfyniad MLA

Board of Agriculture of Ohio. Official Bulletin. The Board.

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