Gabb, W. M. 1876. On the Tribes and Languages of Costa Rica. Proceedings of the American Philosophic Society 14. 483-602.
@article{gabb1876,
author = {Gabb, W. M.},
journal = {Proceedings of the American Philosophic Society},
key = {Gabb (1876)},
pages = {483-602},
title = {On the Tribes and Languages of Costa Rica},
volume = {14},
year = {1876}
}