Wilkinson,D <br/><br/>
Using research instruments:  a guide for researchers/ 

 - London:  Routledge,  2003. 
 - xiv, 175 p.:  25 cm. 
<br/><br/> includes bibliography and index 
<br/><br/><label>ISBN: </label>9780415272797 
<br/><br/><label>LC Class. No.: </label>DUCE H62.W54.