Assessment of children and youth with special needs / 
Cohen G. Libby , Loraine J. Spenciner . 
 - 2nd ed  
 - Boston ;  Allyn & Bacon,  2002. 
 - xvi,544 p.:  ill,; 
<br/><br/><label>ISBN: </label>0205372031 
<br/><br/><label>LC Class. No.: </label>BF722  / .C63 2003