De Vaus, D. A. <br/><br/>
Surveys in social research / 
David de Vaus 
 - 5th ed. 
 - St. Leonards :  Routledge,  2002 
 - xvii, 379 p. :  ill. ;  26 cm. 
 - Sosial research today .
<br/><br/><label>ISBN: </label>0415268583 (pbk.)  RM305.66 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social surveys<br/>Social sciences--Research--Methodology