Ruspini, Elisabetta <br/><br/>
Introduction to Longitudinal Research 

 - London;  Routledge,  2002. 
 - xii.204p.;  21 cm. 
<br/><br/><label>ISBN: </label>0-415-26007-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Sciences
<br/><br/><label>Dewey Class. No.: </label>300.72  / RUS