Bergman, R. and Gray, I. and Gray, C. 1969. Collected Field Reports on the Phonology of Tampulma. Legon: Institute of African Studies, University of Ghana.
@book{bergman_etal1969, address = {Legon}, author = {Bergman, R. and Gray, I. and Gray, C.}, publisher = {Institute of African Studies, University of Ghana}, title = {Collected Field Reports on the Phonology of Tampulma}, year = {1969} }