Center for Disease Control. (2012). Zoonoses Surveillance. U.S. Department of Health, Education, and Welfare, Public Health Service.
Παραπομπή σε μορφή Chicago (17η εκδ.)Center for Disease Control. Zoonoses Surveillance. Atlanta, Ga: U.S. Department of Health, Education, and Welfare, Public Health Service, 2012.
Παραπομπή σε μορφή MLA (8th εκδ.)Center for Disease Control. Zoonoses Surveillance. U.S. Department of Health, Education, and Welfare, Public Health Service, 2012.
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