Mangal, S. K. <br/><br/>
Statistics in psychology and education / 
S.K. Mangal 
 - 2nd ed. 
 - New Delhi :  PHI Learning,  c2002 
 - x, 404 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9788120320888 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychometrics<br/>Educational statistics