Youssef, E. A., Bisch, S., Hiejnam, S., Hirschfeld, M., Land, S., Leenders, F., . . . Stilwell, B. (1997). Nursing practice around the world. World Health Organization.
Cita Chicago (17th ed.)Youssef, E.Y. Abou, et al. Nursing Practice Around the World. Geneva: World Health Organization, 1997.
Cita MLA (8th ed.)Youssef, E.Y. Abou, et al. Nursing Practice Around the World. World Health Organization, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.