APA (7th ed.) Zitazioa

Harley, D. (2001). Viruses revealed. Osborne/McGraw-Hill.

Chicago Style (17th ed.) Zitazioa

Harley, David. Viruses Revealed. New York: Osborne/McGraw-Hill, 2001.

MLA (9th ed.) Zitazioa

Harley, David. Viruses Revealed. Osborne/McGraw-Hill, 2001.