Frishberg, Nancy. 1987. Ghanaian sign language. In Cleve, John V. van (ed.), Gallaudet encyclopedia of deaf people and deafness, 778-779. New York: McGraw-Hill Book Co.
@incollection{Frishberg-1987, address = {New York}, author = {Frishberg, Nancy}, booktitle = {Gallaudet encyclopedia of deaf people and deafness}, editor = {Cleve, John V. van}, pages = {778-779}, publisher = {McGraw-Hill Book Co.}, title = {Ghanaian sign language}, volume = {v. 3}, year = {1987}, wals_code = {ada} }