Selltiz, Claire ...[et al]. <br/><br/>
Research methods in social relations / 
Claire Selltiz ...[et al.]. 
 - Rev. ed. 
 - New york :  Holt,Rinehart and Winston,  c 1959. 
 - 622 p. ;  22 cm. 
<br/><br/>392  392 
<br/><br/><label>ISBN: </label>0-03-006800-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social science.<br/>Social relations.
<br/><br/><label>Dewey Class. No.: </label>300.7 / S48r