Wing, Lorna. <br/><br/>
The autistic spectrum :  a guide for parents and professionals / 
Lorna Wing. 
 - London :  Constable,  1996. 
 - 239p ;  22 cm. 
<br/><br/>Includes bibliography: p226-234. - and index. 
<br/><br/><label>ISBN: </label>0094751609 :  £16.95 9780094751606 
<br/><br/><label>Nat. Bib. No.: </label>GB95Q8742  bnb