V Mary John. (1992). Parecentage control in cattle using blood types. College of veterinary and animal sciences.
Chicago Edition CitationV Mary John. Parecentage Control in Cattle Using Blood Types. College of veterinary and animal sciences, 1992.
MLA Edition CitationV Mary John. Parecentage Control in Cattle Using Blood Types. College of veterinary and animal sciences, 1992.
Warning: These citations may not always be 100% accurate.