APA aipamena

Youssef, E. A., Bisch, S., Hiejnam, S., Hirschfeld, M., Land, S., Leenders, F., . . . Stilwell, B. (1997). Nursing practice around the world. World Health Organization.

Chicago Style aipamena

Youssef, E.Y. Abou, et al. Nursing Practice Around the World. Geneva: World Health Organization, 1997.

MLA aipamena

Youssef, E.Y. Abou, et al. Nursing Practice Around the World. World Health Organization, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.