Stevenson, Roland C. 2009. A grammar of Otoro. In Schadeberg, Thilo C. (ed.), Tira and Otoro: Two Kordofanian grammars, 115-326. Köln: Rüdiger Köppe Verlag.
@incollection{gStevensonOtoro, address = {Köln}, author = {Stevenson, Roland C.}, booktitle = {Tira and Otoro: Two Kordofanian grammars}, editor = {Schadeberg, Thilo C.}, pages = {115-326}, publisher = {Köln: Rüdiger Köppe Verlag}, series = {Archiv afrikanistischer Manuskripte}, title = {A grammar of Otoro}, volume = {8}, year = {2009} }