Pease, Lavera, Helen &Betts. 1971. Parintintin phonology. In Bendor, Samuel (ed.), Tupi Studies, I. SIL.
@incollection{pease1971parintintin,
author = {Pease, Helen &Betts, Lavera},
booktitle = {Tupi Studies, I},
editor = {Bendor, Samuel},
publisher = {SIL},
title = {Parintintin phonology},
volume = {29},
year = {1971}
}