Parker, Steve. 2000. Central vs. Back Vowels. In Work Papers of the Summer Institute of Linguistics, University of North Dakota Session 44., 1–19.
@incollection{1857_parker2000, author = {Parker, Steve}, booktitle = {Work Papers of the Summer Institute of Linguistics, University of North Dakota Session 44.}, pages = {1–19}, title = {Central vs. Back Vowels}, year = {2000} }