Garrett, J. M. (1999). Healt Futures; A Handbook for Health Proessionals. Word Hwalth Organization.
Lua i Stíl Chicago (17ú heag.)Garrett, J. Martha. Healt Futures; A Handbook for Health Proessionals. Ginebra: Word Hwalth Organization, 1999.
Lua MLA (9ú heag.)Garrett, J. Martha. Healt Futures; A Handbook for Health Proessionals. Word Hwalth Organization, 1999.
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