Balnaves, Mark. <br/><br/>
Introduction to quantitative research methods :  an investigative approach / 

 - London :  Sage Publications,  c2001. 
 - x, 68047 p. :  ill. ;  24 cm.  CD Rom 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780761968047 
<br/><br/><label>LC Class. No.: </label>21502-21504 
<br/><br/><label>Dewey Class. No.: </label>300.72  / BAL