Allison, Paul D. <br/><br/>
Missing data 
Paul D. Allison 
 - Thousand Oaks  Sage Publications  2002 
 - VI, 93 p.  il.  22 
 - A Sage University paper  Quantitative applications in the social sciences  136 .
<br/><br/>Includes bibliographical references (p. 89-91) 
<br/><br/><label>ISBN: </label>0-7619-1672-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estatística<br/>Tratamento de datos