Não informado. (1946). Pennsylvania Nurse. Pennsylvania State Nurses Association.
Chicagoスタイル(17版)引用形式Não informado. Pennsylvania Nurse. Harrisburg, Pa: Pennsylvania State Nurses Association, 1946.
MLA(8版)引用形式Não informado. Pennsylvania Nurse. Pennsylvania State Nurses Association, 1946.
警告: この引用は必ずしも正確ではありません.