Higgins, H. M., Ferguson, E., Smith, R. F., & Green, M. J. (2013). Using Hormones to Manage Dairy Cow Fertility: The Clinical and Ethical Beliefs of Veterinary Practitioners. Public Library of Science.
استشهاد بنمط شيكاغوHiggins, Helen M., Eamonn Ferguson, Robert F. Smith, و Martin J. Green. Using Hormones to Manage Dairy Cow Fertility: The Clinical and Ethical Beliefs of Veterinary Practitioners. Public Library of Science, 2013.
MLA استشهادHiggins, Helen M., Eamonn Ferguson, Robert F. Smith, و Martin J. Green. Using Hormones to Manage Dairy Cow Fertility: The Clinical and Ethical Beliefs of Veterinary Practitioners. Public Library of Science, 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.