Polit, D.F. <br/><br/>
Nursing Research: Principles & Methods 

 - 7th 
 - Philadelphia  Lippincott williams wilkim  2004 
 - xvii, 758p. 
<br/><br/><label>ISBN: </label> RS 2908.00 
<br/><br/><label>Dewey Class. No.: </label>610.730 722 0 POL