Systematic instruction of the moderately and severely handicapped/ 
Martha E. Snell, editor. 
 - Columbus, Ohio:  Merrill,  1978. 
 - xi, 513 pages :  illustrations ;   27 cm. 
<br/><br/>Includes bibliographies and indexes 
<br/><br/><label>ISBN: </label>0675083907 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Handicapped children--Education--Addresses, essays, lectures.