Ecuador quichua phonology /
Ecuador quichua phonology / Carolyn Orr - México D.F : Summer Institute of Linguistics, 1962 - 9 páginas ; 20 cm.
En: Ecuadorian indian languages:I / introduction by Cathrine Peeke ; edited by Benjamin Elson. -- Linguistic series, number seven. -- a publication of the Summer Institute of Linguistics of the University of Oklahoma : Norman, 1962. pp. 60-77