Boas, Franz. 1907. Notes on the Ponka grammar. In Quinzième session du Congrès International des Américanistes, Québec, 1906, 317-337. Québec: Dussault & Proulx.
@incollection{sBoasPonka, address = {Québec}, author = {Boas, Franz}, booktitle = {Quinzième session du Congrès International des Américanistes, Québec, 1906}, pages = {317-337}, publisher = {Québec: Dussault & Proulx}, title = {Notes on the Ponka grammar}, volume = {2}, year = {1907} }