Institute of Medicine (U.S.). Division of Health Promotion and Disease Prevention, ebrary, Inc, Cassells, J. S., & Berg, R. L. (1992). The second fifty years: Promoting health and preventing disability. National Academy Press.
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Dyfyniad Arddull Chicago
Institute of Medicine (U.S.). Division of Health Promotion and Disease Prevention, Inc ebrary, Joseph S. Cassells, and Robert L. Berg. The Second Fifty Years: Promoting Health and Preventing Disability. Washington, D.C.: National Academy Press, 1992.
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Dyfyniad MLA
Institute of Medicine (U.S.). Division of Health Promotion and Disease Prevention, et al. The Second Fifty Years: Promoting Health and Preventing Disability. National Academy Press, 1992.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.