PSYCHOLOGICAL TESTING AND ASSESSMENT:  An Introduction to Tests and Measurement 
COHEN,Ronald Jay,Mark E. Swerdlik 
 - 6th ed. 
 - Boston  McGraw-Hill  2005 
 - xxii,565(R1-I27) p:  col.ill; 
<br/><br/><label>ISBN: </label>0072887672 
<br/><br/><label>LC Class. No.: </label>BF 176  / .C63 2005