Não informado. (1979). Health Policy and Education. Elsevier Scientific Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Health Policy and Education. Amsterdam: Elsevier Scientific Publishing, 1979.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Health Policy and Education. Elsevier Scientific Publishing, 1979.
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