Não informado. (1973). Nursing care. National Foundation of Licensed Practical Nurses.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Nursing Care. New York: National Foundation of Licensed Practical Nurses, 1973.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Nursing Care. National Foundation of Licensed Practical Nurses, 1973.
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