Cooper Ornithological Society, ebrary, Inc, Symposium on Avian Disease, & Paul, E. (2012). Emerging avian disease. University of California Press.
Chicago Style (17th ed.) ZitazioaCooper Ornithological Society, Inc ebrary, Symposium on Avian Disease, eta Ellen Paul. Emerging Avian Disease. Berkeley, CA: University of California Press, 2012.
MLA (9th ed.) ZitazioaCooper Ornithological Society, et al. Emerging Avian Disease. University of California Press, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.