APA (7th ed.) Zitazioa
IARC Working Group on the Evaluation of Carcinogenic Risks to Humans, International Agency for Research on Cancer, & ebrary, Inc. (2007). Human papillomaviruses. World Health Organization, International Agency for Research on Cancer ; distributed by WHO Press.
Chicago Style (17th ed.) Zitazioa
IARC Working Group on the Evaluation of Carcinogenic Risks to Humans, International Agency for Research on Cancer, eta Inc ebrary. Human Papillomaviruses. Lyon, France : Geneva, Switzerland: World Health Organization, International Agency for Research on Cancer ; distributed by WHO Press, 2007.
MLA (9th ed.) Zitazioa
IARC Working Group on the Evaluation of Carcinogenic Risks to Humans, et al. Human Papillomaviruses. World Health Organization, International Agency for Research on Cancer ; distributed by WHO Press, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.