Pfenninger, J. L., & Fowler, G. C. (2003). Pfenninger and Fowler's procedures for primary care (2nd ed.). Mosby.
Lua i Stíl Chicago (17ú heag.)Pfenninger, John L., agus Grant C. Fowler. Pfenninger and Fowler's Procedures for Primary Care. 2nd ed. St. Louis: Mosby, 2003.
Lua MLA (9ú heag.)Pfenninger, John L., agus Grant C. Fowler. Pfenninger and Fowler's Procedures for Primary Care. 2nd ed. Mosby, 2003.
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