Owen, J., & Williams, G. (1980). Co-operative group breeding schemes for prolific lowland sheep breeds. BioMed Central.
Chicago Style CitationOwen, JB, i GL Williams. Co-operative Group Breeding Schemes for Prolific Lowland Sheep Breeds. BioMed Central, 1980.
Cita MLAOwen, JB, i GL Williams. Co-operative Group Breeding Schemes for Prolific Lowland Sheep Breeds. BioMed Central, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.