Hellevik Ottar <br/><br/>
Introduction to causal analysis    Exploring survey    
Hellevik Ottar 
 - London  Allen and Unwin UK         1984 
 - xxiii, 211p.  cm. 
 - Contemporaty social research series, 9. .
<br/><br/> Bib p 205-08 
<br/><br/><label>ISBN: </label>0043120202 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Science
<br/><br/><label>Dewey Class. No.: </label>Sigma b4, M4