Swanton, John R. 1929. A sketch of the Atakapa language. International Journal of American Linguistics 5. 121-149.
@article{sinnemakizeromarking-Swanton1929,
author = {Swanton, John R.},
journal = {International Journal of American Linguistics},
number = {2-4},
pages = {121-149},
title = {A sketch of the Atakapa language},
volume = {5},
year = {1929}
}