Sign language structure: an outline of the visual communication systems of the American deaf. 1960.
Stokoe
William C
WC
D003142:Communication / Q000266:history; D060345:Education of Persons with Hearing Disabilities; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D019986:Persons with Hearing Disabilities / Q000266:history*; D012813:Sign Language