Critchley, Macdonald. <br/><br/>
Silent language / 
Macdonald Critchley. 
 - London :  Butterworths,  1975. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 222-223. 
<br/><br/><label>ISBN: </label> L.9.50 
<br/><br/><label>LCCN: </label>75316566 
<br/><br/><label>Nat. Bib. No.: </label>GB*** 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gesture.<br/>Sign language.
<br/><br/><label>LC Class. No.: </label>P117  / .C7 
<br/><br/><label>Dewey Class. No.: </label>001.56