Parks, Roger. 1990. The Historical-Comparative Classification of Colombian Inga. Kansas Working Papers in Linguistics 15. 73-99.
@article{vParksInga,
author = {Parks, Roger},
journal = {Kansas Working Papers in Linguistics},
number = {2},
pages = {73-99},
title = {The Historical-Comparative Classification of Colombian Inga},
volume = {15},
year = {1990}
}