Hayward, Richard J. 1990. Notes on the Zayse language. In Hayward, Richard J. (ed.), Omotic Languages Studies, 210–355. SOAS.
@incollection{1480_zay, author = {Hayward, Richard J.}, booktitle = {Omotic Languages Studies}, editor = {Hayward, Richard J.}, pages = {210–355}, publisher = {SOAS}, title = {Notes on the Zayse language}, year = {1990} }