Bryman, Alan  <br/><br/>
Social Research Methods / 
by Alan Bryman 
 - 2nd Ed. 
 - Great Britian:  Oxford University  Press,  2004 
 - p.592 
<br/><br/><label>ISBN: </label>0199264465 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences <br/>Education And Research<br/> Social sciences--research
<br/><br/><label>Dewey Class. No.: </label>300.72  / BRY-S.2