Spitz, Walter. 2002. Voice and role in two Philippine languages. In Ross, Malcolm and Wouk, Fay (eds.), The history and typology of western Austronesian voice systems, 379–-404. Canberra: Pacific Linguistics.
@incollection{bonmannsymmetrical-spitz2002hiligaynon,
address = {Canberra},
author = {Spitz, Walter},
booktitle = {The history and typology of western Austronesian voice systems},
editor = {Ross, Malcolm and Wouk, Fay},
pages = {379–-404},
publisher = {Pacific Linguistics},
title = {Voice and role in two Philippine languages},
year = {2002}
}