Barken, F. M. (2011). Out of practice: Fighting for primary care medicine in America. ILR Press.
Lua i Stíl Chicago (17ú heag.)Barken, Frederick M. Out of Practice: Fighting for Primary Care Medicine in America. Ithaca: ILR Press, 2011.
Lua MLA (9ú heag.)Barken, Frederick M. Out of Practice: Fighting for Primary Care Medicine in America. ILR Press, 2011.
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