Key, Harold and Key, Mary. 1967. Bolivian Indian Tribes. Mexico: Summer Institute of Linguistics.
@book{Key-and-Key-1967, address = {Mexico}, author = {Key, Harold and Key, Mary}, publisher = {Summer Institute of Linguistics}, title = {Bolivian Indian Tribes}, year = {1967}, iso_code = {cyb}, olac_field = {typology; phonology; phonetics; general_linguistics}, wals_code = {cyv} }