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} }