Magnusson, David. <br/><br/>
Data quality in longitudinal research /ed. by David Magnusson and Lass R. Bergman 

 - New York  CUP  1990 
 - xii, 285p 
<br/><br/><label>ISBN: </label>052138091X 
<br/><br/><label>Dewey Class. No.: </label>001.42  / N90