Nachmias, David <br/><br/>
Research Methods in the Social Sciences 

 - New York:  St. Martin's Press,  1976. 
 - 335p.;  23cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Research Methods
<br/><br/><label>Dewey Class. No.: </label>302.072  / NAC