de Vaus, David <br/><br/>
Surveys in social research / 
David de Vaus 
 - 6th ed. 
 -  Allen & Unwin  2014 
<br/><br/>24175 
<br/><br/><label>ISBN: </label>9781742370453 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social surveys<br/>Social sciences - Research - Methodology
<br/><br/><label>LC Class. No.: </label>HM  / 538