Lichtman, Allan, J. Langbein, Laura, Irwin. <br/><br/>
Ecological inference 

 - London  Sage pub.  1978 
 - 70 p.- 
 - Quantiative applications in the Social sciences. .
<br/><br/><label>ISBN: </label>248938 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology
<br/><br/><label>Dewey Class. No.: </label>301  / LAN