E j Catcott & J F Smith cors. (1968). Progress in cattle and sheep practice. American veterinary publications, inc.
استشهاد بنمط شيكاغوE j Catcott و J F Smith cors. Progress in Cattle and Sheep Practice. American veterinary publications, inc, 1968.
MLA استشهادE j Catcott و J F Smith cors. Progress in Cattle and Sheep Practice. American veterinary publications, inc, 1968.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.