Research methods in the behavioral sciences  edited by Leon Festinger, Daniel Katz. 

 - New Delhi  Amerind Publishing Co.  c1953. 
 - xi, 660p. 22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology-Experiments Social Science Research. 
<br/><br/><label>Dewey Class. No.: </label>159.907  / R39R