Dyfyniad APA

Steinfeld, H. .. [. a. (2006). Livestock’s long shadow: Environmental issues and options. Rome, Italy: FAO.

Dyfyniad Arddull Chicago

Steinfeld, Henning ... [et al.]. Livestock’s Long Shadow: Environmental Issues and Options. Rome, Italy: FAO, 2006.

Dyfyniad MLA

Steinfeld, Henning ... [et al.]. Livestock’s Long Shadow: Environmental Issues and Options. Rome, Italy: FAO, 2006.

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