Graphical methods for data analysis/ 
John M.    Chambers... (et.al).. 
 - Belmont, Calif. :  Duxbury Press,  CAo., c1983. 
 - 395p. 
<br/><br/><label>ISBN: </label>0-87150-413-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Analisis de Datos.
<br/><br/><label>Dewey Class. No.: </label>001.4225  / G659g