Weber, Robert Philip <br/><br/>
Basic content analysis 
Robert Philip Weber 
 - 2nd ed. 
 - Newbury Park  Sage Publications  1990 
 - 95 p.  gráf.  22 
 - A Sage University paper  Quantitative applications in the social sciences  49 .
<br/><br/>Inclúe referencias bibliográficas (p. 89-95) 
<br/><br/><label>ISBN: </label>0-8039-3863-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estatística<br/>Análise de datos