Henry, Gary T. <br/><br/>
Graphing data :  Techniques for display and analysis / 
Gary T. Henry. 
 - London ;  New Delhi ;  Thousand Oaks, CA :  International Educational & Professional Publ. :  Sage publ. ,  1995. 
 - 161 p. 
 - Applied social research methods series  Vol. 36 .
<br/><br/> Grant OSIAFAB 2000 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0-8039-5674-6 0-8039-5675-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Graphic methods<br/>Վիճակագրություն