Deuchar, Margaret. <br/><br/>
British sign language / 
by Margaret Deuchar. 
 - xiii, 232 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>9780415867948 
<br/><br/><label>Subjects--Topical Terms: </label><br/>British sign language.<br/>Deaf--Education--Great Britain.<br/>Deaf--Means of communication--Great Britain.