Behr, M. A., & Collins, D. M. (2010). Paratuberculosis: Organism, disease, control. CAB International.
Chicago Style aipamenaBehr, Marcel A., and Desmond M. Collins. Paratuberculosis: Organism, Disease, Control. UK: CAB International, 2010.
MLA aipamenaBehr, Marcel A., and Desmond M. Collins. Paratuberculosis: Organism, Disease, Control. CAB International, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.