Não informado. Washington State journal of nursing. Washington State Nurses Association.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Washington State Journal of Nursing. Seattle, Wash: Washington State Nurses Association.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Washington State Journal of Nursing. Washington State Nurses Association.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.