Schlenker, E. D., Roth, S. L., & Williams, S. R. (2011). Williams' essentials of nutrition and diet therapy (Tenth edition.). Elsevier/Mosby.
Lua i Stíl Chicago (17ú heag.)Schlenker, Eleanor D., Sara Long Roth, agus Sue Rodwell Williams. Williams' Essentials of Nutrition and Diet Therapy. Tenth edition. St. Louis, Mo: Elsevier/Mosby, 2011.
Lua MLA (9ú heag.)Schlenker, Eleanor D., et al. Williams' Essentials of Nutrition and Diet Therapy. Tenth edition. Elsevier/Mosby, 2011.
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