Glenn, Norval D. <br/><br/>
Cohort analysis / 
Norval D. Glenn 
 - Beverly Hills :  SAGE Publications,  1977 
 - 72 p. ;  22 cm. 
<br/><br/>Bibliography : p. 70-72 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Statistical methods<br/>Cohort analysis