Butterworth, Rod R. <br/><br/>
The Perigee visual dictionary of signing :  an A-to-Z guide to over 1,250 signs of American sign language / 
Rod R. Butterworth and Mickey Flodin. 
 - Rev. and expanded. 
 - New York, NY :  Perigree Books,  c1991. 
 - 480 p. :  ill. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0399516956 
<br/><br/><label>LCCN: </label>91013007  
<br/><br/><label>Subjects--Topical Terms: </label><br/>American sign language--Dictionaries.
<br/><br/><label>LC Class. No.: </label>HV2475  / .B87 1991 
<br/><br/><label>Dewey Class. No.: </label>419/.03