Langbein, Laura Irwin <br/><br/>
Ecological inference/ 
Laura Irwin Langbein, Allan J. Lichtman. 
 - Beverly Hills:  Sage Publications,  c1978. 
 - 70 p.:  ill.;  21 cm. 
 - A Sage university paper. Quantitative applications in the social sciences,  ser. no. 07-010. .
 - Sage university papers series.  Quantitative applications in the social sciences  ser. no. 07-010. Quantitative applications in the social sciences,  ser. no. 07-010. .
<br/><br/>Bibliography: p. 68-70. 
<br/><br/><label>ISBN: </label>0803909411 :  $3.00 
<br/><br/><label>LCCN: </label>77093283 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences---Statistical methods<br/>Social sciences---Mathematical models.
<br/><br/><label>Dewey Class. No.: </label>519  / L271e