Dyfyniad APA

William A. Geering. (2002). Preparation of foot and mouth disease contingency plans. Rome, Italy: FAO.

Dyfyniad Arddull Chicago

William A. Geering. Preparation of Foot and Mouth Disease Contingency Plans. Rome, Italy: FAO, 2002.

Dyfyniad MLA

William A. Geering. Preparation of Foot and Mouth Disease Contingency Plans. Rome, Italy: FAO, 2002.

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