Fraenkel  , J.R <br/><br/>
How to Design and Evaluate Research in Educationb   

 - 5th 
 -  2003 
 - xxxiv,623 
<br/><br/><label>ISBN: </label>0-07-248560-4 
<br/><br/><label>Subjects--Personal Names: </label><br/>Humanity & Natural Sciences
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management and Social Science