Hegner, B. R., Acello, B., & Caldwell, E. (2008). Nursing assistant: A nursing process approach (10th ed.). Thomson Delmar Learning.
Lua i Stíl Chicago (17ú heag.)Hegner, Barbara R., Barbara Acello, agus Esther Caldwell. Nursing Assistant: A Nursing Process Approach. 10th ed. Australia: Thomson Delmar Learning, 2008.
Lua MLA (9ú heag.)Hegner, Barbara R., et al. Nursing Assistant: A Nursing Process Approach. 10th ed. Thomson Delmar Learning, 2008.
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