Polololita alo-alona i lalu basa Napu = percakapan sehari-hari dalam bahasa Napu = everyday conversations in Napu - Husen Abas; Andersen. David; Gae, Ngkita; Hanna, Lianne; Hanna, Roger; Kabi, Lexi; Kareba, Charles (Universitas Universitas Hasannudin - Universitas Tadulako Summer Institute of Lingustic, 1990)