Signed and spoken language  biological constraints on linguistic form report of the Dahlem Workshop ... Berlin 1980, March 24-28 
U. Bellugi and M. Studdert-Kennedy, editors 
 - Weinheim  Verlag Chemie  1980 
 - 370 p. : ill. ; 21 cm. 
 - Life sciences research report  19 .
<br/><br/><label>ISBN: </label>3527120211 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biolinguistics--Congresses<br/>Sign language--Congresses