Kelley, W. N., & DeVita, V. T. (1992). Textbook of internal medicine (2nd ed.). Lippincott.
Lua i Stíl Chicago (17ú heag.)Kelley, William N., agus Vincent T. DeVita. Textbook of Internal Medicine. 2nd ed. Philadelphia: Lippincott, 1992.
Lua MLA (9ú heag.)Kelley, William N., agus Vincent T. DeVita. Textbook of Internal Medicine. 2nd ed. Lippincott, 1992.
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