Cita APA (7th ed.)

Tizard, I. R. (1995). Immunology: An introduction (4th.). Saunders College Publishing.

Cita Chicago (17th ed.)

Tizard, Ian R. Immunology: An Introduction. 4th. Philadelphia: Saunders College Publishing, 1995.

Cita MLA (9th ed.)

Tizard, Ian R. Immunology: An Introduction. 4th. Saunders College Publishing, 1995.