* Kyle, James; Woll, Bencie (1985) "Sign Language: The Study of Deaf People and Their Language": Cambridge University Press* Oakling (2007) "Milan Conference" [http://everything2.com/e2node/Milan%2520Conference]* Sturley, N (2003).
* Kyle, James; Woll, Bencie (1985) "Sign Language: The Study of Deaf People and Their Language": Cambridge University Press* Oakling (2007) "Milan Conference" [http://everything2.com/e2node/Milan%2520Conference]* Sturley, N (2003).