Zygmunt Frajzyngier, Paul Eguchi, Roger Prafé, Megan Schwabauer, Dictionary of Hdi. A Central Chadic Language of Cameroon, Rüdiger Köppe Verlag, Köln 2015, 187 pp.
Zygmunt Frajzyngier, Paul Eguchi, Roger Prafé, Megan Schwabauer, Dictionary of Hdi. A Central Chadic Language of Cameroon, Rüdiger Köppe Verlag, Köln 2015