Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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