Dyfyniad APA

V Mary John. (1992). Parecentage control in cattle using blood types. College of veterinary and animal sciences.

Dyfyniad Arddull Chicago

V Mary John. Parecentage Control in Cattle Using Blood Types. College of veterinary and animal sciences, 1992.

Dyfyniad MLA

V Mary John. Parecentage Control in Cattle Using Blood Types. College of veterinary and animal sciences, 1992.

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