Παραπομπή σε μορφή APA (7η εκδ.)

Não informado. (1958). District Nursing. Queen-s Institute of District Nursing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Não informado. District Nursing. London: Queen-s Institute of District Nursing, 1958.

Παραπομπή σε μορφή MLA (8th εκδ.)

Não informado. District Nursing. Queen-s Institute of District Nursing, 1958.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.