Glenin Norval, D  

 - _Cohart Analysis Quantitative applications in the social sciences Norval D.Glenn  
 - London Sage publications Inc 1977  
<br/><br/> includes references  
<br/><br/><label>ISBN: </label>080390794x  
<br/><br/><label>Subjects--Topical Terms: </label><br/>_ Research methods 
<br/><br/><label>LC Class. No.: </label>HB 849.47 .G584 1997