Não informado. (1958). District Nursing. Queen-s Institute of District Nursing.
Chicago-referens (17:e uppl.)Não informado. District Nursing. London: Queen-s Institute of District Nursing, 1958.
MLA-referens (8:e uppl.)Não informado. District Nursing. Queen-s Institute of District Nursing, 1958.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.