Cita APA

Lewis, M. G., Mathes, L. E., & Olsen, R. G. (1981). Protection against feline leukemia by vaccination with a subunit vaccine.

Chicago Style Citation

Lewis, M G., L E. Mathes, i R G. Olsen. Protection against Feline Leukemia By Vaccination With a Subunit Vaccine. 1981.

Cita MLA

Lewis, M G., L E. Mathes, i R G. Olsen. Protection against Feline Leukemia By Vaccination With a Subunit Vaccine. 1981.