(Eds.).The indigenous languages of south america : A comprehensive guide. (pp. 167-234). Daniel Everett and Barbara Kern (1997). Wariʼ: The Pacaas Novos language of western Brazil. London: Routledge. Peter Ladefoged and Daniel Everett (1996). The status of phonetic rarities. Language, 72 (4), 794-800. Margaret MacEachern, Barbara Kern, Peter Ladefoged (1996). "Wariʼ phonetic structures". In UCLA Working Papers in Phonetics 93: Fieldwork Studies of Targeted Languages IV. External links Pacaas Novos (Intercontinental Dictionary Series) Chapacuran languages