Polit  Denise  F. <br/><br/>
Nursing Research : Principles and Methods 

 - 4th ed. 
 - New York  J.B. Lippincott  1991 
 - 697 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NURSING RESARCH
<br/><br/><label>National Library of Medicine Call No.: </label>WY20.5  / P769N 1991