Não informado. (2000). Nursing and Health Care Perspectives. National League for Nursing.
Chicago-Zitierstil (17. Ausg.)Não informado. Nursing and Health Care Perspectives. New York: National League for Nursing, 2000.
MLA-Zitierstil (8. Ausg.)Não informado. Nursing and Health Care Perspectives. National League for Nursing, 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.