Glenn Norval D <br/><br/>
Cohort analysis 
Glenn Norval D 
 - London  Sage           1977 
 - 72p.  cm. 
 - Sage university paper series on quantitative application in the social science; 5 .
<br/><br/> Bibliography p. 
<br/><br/><label>Standard No.: </label>32700 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B28, L71