Roughsedge, T., Amer, P. R., & Simm, G. A bio-economic model for the evaluation of breeds and mating systems in beef production enterprises.
استشهاد بنمط شيكاغوRoughsedge, T., P. R. Amer, و G. Simm. A Bio-economic Model for the Evaluation of Breeds and Mating Systems in Beef Production Enterprises.
MLA استشهادRoughsedge, T., P. R. Amer, و G. Simm. A Bio-economic Model for the Evaluation of Breeds and Mating Systems in Beef Production Enterprises.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.