The VIDO Swine technical Group. (1987). Feeder barn design and management. [New York]: Veterinary Infectious Disease Organization.
Dyfyniad Arddull ChicagoThe VIDO Swine technical Group. Feeder Barn Design and Management. [New York]: Veterinary Infectious Disease Organization, 1987.
Dyfyniad MLAThe VIDO Swine technical Group. Feeder Barn Design and Management. [New York]: Veterinary Infectious Disease Organization, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.