Heavey, E. (2011). Statistics for nursing : a practical approach: A practical approach. Jones & Bartlett Learning.
Lua i Stíl Chicago (17ú heag.)Heavey, Elizabeth. Statistics for Nursing : A Practical Approach: A Practical Approach. Sudbury, MA: Jones & Bartlett Learning, 2011.
Lua MLA (8ú heag.)Heavey, Elizabeth. Statistics for Nursing : A Practical Approach: A Practical Approach. Jones & Bartlett Learning, 2011.
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