Crofts, Marjorie. 1973. Gramática Mundurukú. (Série Lingüística, 2.) Brasília: Summer Institute of Linguistics.
@book{sinnemakizeromarking-Crofts1973, address = {Brasília}, author = {Crofts, Marjorie}, publisher = {Summer Institute of Linguistics}, series = {Série Lingüística}, title = {Gramática Mundurukú}, volume = {2}, year = {1973} }