Field, Andy P. <br/><br/>
Discovering statistics using SPSS : (and sex, drugs and rock 'n' roll) 

 - 3rd ed. 
 - Los Angeles :  SAGE Publications  2009 
<br/><br/><label>ISBN: </label>1847879071 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medical Statistics<br/>Medicine-Information Sources<br/>Research-Health Services