APA

Levy J. K., Crawford P. C., Lappin M. R., Dubovi E. J., Levy M. G., Alleman R., Tucker S. J. & Clifford E. L. (2008). Infectious Diseases of Dogs and Cats on Isabela Island, Galapagos. [S.d.]: [s.d.].

Chicago

Levy J K, Crawford P C, Lappin M R, Dubovi E J, Levy M G, Alleman R, Tucker S J and Clifford E L. 2008. Infectious Diseases of Dogs and Cats on Isabela Island, Galapagos. [S.d.]: [s.d.].

Harvard

Levy J. K., Crawford P. C., Lappin M. R., Dubovi E. J., Levy M. G., Alleman R., Tucker S. J. and Clifford E. L. (2008). Infectious Diseases of Dogs and Cats on Isabela Island, Galapagos. [S.d.]: [s.d.].

MLA

Levy J K, Crawford P C, Lappin M R, Dubovi E J, Levy M G, Alleman R, Tucker S J and Clifford E L. Infectious Diseases of Dogs and Cats on Isabela Island, Galapagos. [S.d.]: [s.d.]. 2008.