Não informado. (1958). District Nursing. Queen-s Institute of District Nursing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. District Nursing. London: Queen-s Institute of District Nursing, 1958.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. District Nursing. Queen-s Institute of District Nursing, 1958.
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