Wolfart, H. Christoph. 1973. Plains Cree: A Grammatical Study. Transactions of the American Philosophical Society 63.5. 1-90.
@article{jacquesestimative-wolfart73,
author = {Wolfart, H. Christoph},
journal = {Transactions of the American Philosophical Society},
pages = {1-90},
title = {Plains Cree: A Grammatical Study},
volume = {63.5},
year = {1973}
}