Rugg, Gordon. <br/><br/>
A gentle guide to research methods. 

 - ed. 
 - Maidenhead :  Open University Press,  2007. 
 - xii, 238 p. 
<br/><br/><label>ISBN: </label>9780335219278 :  $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methods.