Ary Donald <br/><br/>
Introduction To Research In Education / Donald Ary Lucy Cheser Jacobs And Chris Sorensen. 

 - 8th ed. 
 -  Australia : Cengage Learning C2010 
 - XV 670P. : ILL. 23 CM. 
 -  0 .
<br/><br/><br/>ENG 
<br/><br/><label>ISBN: </label>9780495832522 (Pbk)