Ackers. (2017). Healthcare, Frugal Innovation, and Professional Voluntarism (1.). Springer International Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAckers. Healthcare, Frugal Innovation, and Professional Voluntarism. 1. Springer International Publishing, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAckers. Healthcare, Frugal Innovation, and Professional Voluntarism. 1. Springer International Publishing, 2017.
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