Harper,David R. (2012). Viruses: Biology applications control. Garland Science.
Chicago Style aipamenaHarper,David R. Viruses: Biology Applications Control. London: Garland Science, 2012.
MLA aipamenaHarper,David R. Viruses: Biology Applications Control. Garland Science, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.