Selltiz Claire <br/><br/>
Research Methods in Social Relations 

 -  Rev. 
 - New York   Holt    1959 
 - 622 p. 
<br/><br/><label>ISBN: </label>1234-074-19-18-17. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Sciences<br/>Social sciences--Research
<br/><br/><label>LC Class. No.: </label>H62.R45