Patel, J., & Heldens, J. (2009). Immunoprophylaxis against important virus diseases of horses, farm animals and birds. Vaccine.
استشهاد بنمط شيكاغوPatel, J.R., و J.G.M Heldens. "Immunoprophylaxis against Important Virus Diseases of Horses, Farm Animals and Birds." Vaccine 2009.
MLA استشهادPatel, J.R., و J.G.M Heldens. "Immunoprophylaxis against Important Virus Diseases of Horses, Farm Animals and Birds." Vaccine 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.