Priest, Perry. 1968. Phonemes of the Sirion'o Language. Linguistics 41. 102–108.
@article{priest1968,
author = {Priest, Perry},
journal = {Linguistics},
number = {6},
pages = {102–108},
title = {Phonemes of the Sirion'o Language},
volume = {41},
year = {1968}
}