Shipley, William F. 1956. The Phonemes of Northeastern Maidu. International Journal of American Linguistics 22. 233–237.
@article{shipley1956,
author = {Shipley, William F.},
journal = {International Journal of American Linguistics},
pages = {233–237},
title = {The Phonemes of Northeastern Maidu},
volume = {22},
year = {1956}
}