Ary, Donald  <br/><br/>
Introduction to research in education 
/ Donald Ary, Lucy Cheser Jacobs, Asghar Razavieh 
 - 3rd.  
 - New York  : Holt Rinehart and winston  , 1985 
 - xii, 449p.  : ill.  ; 24 cm.  
<br/><br/>Includes index  
<br/><br/><label>ISBN: </label>0030636795 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educación--- Investigación
<br/><br/><label>LC Class. No.: </label>LB 1028  / A7 1985