APA-viite (7. p.)

Drexler, M. (2003). Secret agents: The menace of emerging infections. Penguin Books.

Chicago-viite (17. p.)

Drexler, Madeline. Secret Agents: The Menace of Emerging Infections. New York, N.Y: Penguin Books, 2003.

MLA-viite (9. p.)

Drexler, Madeline. Secret Agents: The Menace of Emerging Infections. Penguin Books, 2003.