Fred davison & Venugopal Nair. (2004). Marek's disease- An Evolving problem. Elsevier academic press.
Dyfyniad Arddull ChicagoFred davison and Venugopal Nair. Marek's Disease- An Evolving Problem. Elsevier academic press, 2004.
Dyfyniad MLAFred davison and Venugopal Nair. Marek's Disease- An Evolving Problem. Elsevier academic press, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.