Hanna, R. and Hanna, L. 1991. Phonology of Napu. 12. Ujung Pandang: Summer Institute of Linguistics.
@inbook{Hanna-and-Hanna-1991, address = {Ujung Pandang}, author = {Hanna, R. and Hanna, L.}, publisher = {Summer Institute of Linguistics}, series = {Workpapers in Indonesian Languages and Culture}, title = {Phonology of Napu}, volume = {12}, year = {1991}, iso_code = {npy}, olac_field = {phonology; typology; phonetics; general_linguistics}, wals_code = {npu} }