1. Aarestrup FM (2006) Antimicrobial resistance in bacteria of animal origin
2. Allen D (1954) Our wildlife legacy. Funk and Wagnalls, New York
3. APHIS Veterinary Services (2007) Procedure manual for classical swine fever (CSF) surveillance
4. Arnold R, De Sa J, Gronniger T, Percy A, Somers J (2006) A potential influenza pandemic: possible macroeconomic effects and policy issues. The congress of the United States, congressional budget Office, p 44
5. Atwood TC, Deliberto TJ, Smith HJ, Stevenson JS, Vercauteren KC (2008) Spatial ecology of raccoons related to cattle and bovine tuberculosis in northeastern Michigan. J of Wildl Manage 73(5):647–654