APA (7th ed.) Citation

(1998). Opportunistic protozoa in humans. Acad. Press.

Chicago Style (17th ed.) Citation

Opportunistic Protozoa in Humans. San Diego [u.a.]: Acad. Press, 1998.

MLA (9th ed.) Citation

Opportunistic Protozoa in Humans. Acad. Press, 1998.

Warning: These citations may not always be 100% accurate.