Kuch, Larry. 1993. The phonology of Birifor. (Collected Language Notes, 21.) Institute of African Studies, University of Ghana.
@book{1548_biv, author = {Kuch, Larry}, publisher = {Institute of African Studies, University of Ghana}, series = {Collected Language Notes}, title = {The phonology of Birifor}, volume = {21}, year = {1993} }