Dyfyniad APA

FAO. (1992). FAO animal production and health series; 1992: Animal health yearbook. Rome: FAO.

Dyfyniad Arddull Chicago

FAO. FAO Animal Production and Health Series; 1992: Animal Health Yearbook. Rome: FAO, 1992.

Dyfyniad MLA

FAO. FAO Animal Production and Health Series; 1992: Animal Health Yearbook. Rome: FAO, 1992.

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