Weber, David John. 1989. A Grammar of Huallaga (Huanuco) Quechua. Berkeley: University of California Press.
@book{jacquesestimative-weber89huallaga, address = {Berkeley}, author = {Weber, David John}, publisher = {University of California Press}, title = {A Grammar of Huallaga (Huanuco) Quechua}, year = {1989} }