Ackoff Russell L. <br/><br/>
Design of social research   

 - 
 - Chicago  University of Chicago Press  1967 
 - 420p.  22 cm. 
 -   .
<br/><br/>  
<br/><br/>  Social Sciences  -- methods, Research, Research Design 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research Design<br/>Research<br/>Social Sciences  -- methods
<br/><br/><label>Dewey Class. No.: </label>300.72  / ACK