Nicholson, C. (2007). Heart failure: A clinical nursing handbook. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Nicholson, Christopher. Heart Failure: A Clinical Nursing Handbook. Chichester, West Sussex ; Hoboken, NJ: John Wiley & Sons, 2007.
Lua MLA (9ú heag.)Nicholson, Christopher. Heart Failure: A Clinical Nursing Handbook. John Wiley & Sons, 2007.
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