Quality control in educational research 
edited by Dr. S.K.Pal 
 - New Delhi  Metropolitan  1985 
 - xxiii, 660p 
<br/><br/> includes index 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational research-Quality control
<br/><br/><label>Dewey Class. No.: </label>370.783  / QUA