Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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