Ayers, R. (1972). Nursing service in transition: A description of organization for classification and utilization of nurse practitioners. City of Hope Medical Center.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAyers, Rachel. Nursing Service in Transition: A Description of Organization for Classification and Utilization of Nurse Practitioners. Duarte, CA: City of Hope Medical Center, 1972.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAyers, Rachel. Nursing Service in Transition: A Description of Organization for Classification and Utilization of Nurse Practitioners. City of Hope Medical Center, 1972.
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