APA (7th ed.) Zitazioa

Beaglehole, R., Bonita, R., & Kjellström, T. (1993). Basic epidemiology. World Health Organization.

Chicago Style (17th ed.) Zitazioa

Beaglehole, R., R. Bonita, eta Tord Kjellström. Basic Epidemiology. Geneva: World Health Organization, 1993.

MLA (9th ed.) Zitazioa

Beaglehole, R., et al. Basic Epidemiology. World Health Organization, 1993.