Faas, Larry A. <br/><br/>
Learning disabilities  a competency based approach. 

 - Boston  Houghton Mifflin  [1976] 
 - xii, 415 p.  illus. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teachers--Training of--Puerto Rico.<br/>Educational psychology<br/>Learning ability