Chapin, F. Stuart <br/><br/>
Experimental designs in sociological research. 

 - Rev. ed. 
 - New York  Harper  [1955] 
 - 297 p.  illus.  21 cm. 
<br/><br/><label>LCCN: </label>55011269 /L/r842 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology--Research.<br/>Experimental design.
<br/><br/><label>LC Class. No.: </label>H62  / .C355 1955 
<br/><br/><label>Dewey Class. No.: </label>307.2