Não informado. (1963). Journal of Practical Nursing. National Association for Practical Nursing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Practical Nursing. Saint Louis, Mo: National Association for Practical Nursing, 1963.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Practical Nursing. National Association for Practical Nursing, 1963.
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