Willett, Thomas Leslie. 1991. A Reference Grammar of Southeastern Tepehuan. Dallas: Summer Institute of Linguistics and The University of Texas at Arlington.
@book{sinnemakizeromarking-Willett1991, address = {Dallas}, author = {Willett, Thomas Leslie}, publisher = {Summer Institute of Linguistics and The University of Texas at Arlington}, title = {A Reference Grammar of Southeastern Tepehuan}, year = {1991} }