DeGraff, Michel .
Language creation and Language change / edited by Michel DeGraff. - Cambridge : The MIT Press , 1999 - x, 573p ;
0-262-04168-5
Sign language
P:15 / P9
Language creation and Language change / edited by Michel DeGraff. - Cambridge : The MIT Press , 1999 - x, 573p ;
0-262-04168-5
Sign language
P:15 / P9