Matteson, Esther L. 1963. The Piro (Arawak) language. (Doctoral dissertation, University of California at Berkeley; vi+255pp.)
@phdthesis{gMattesonPiro1963,
author = {Matteson, Esther L.},
pages = {vi+255},
school = {University of California at Berkeley},
title = {The Piro (Arawak) language},
year = {1963}
}