Toronzoni, Ngama-Nzombio Tra Ndele. 1989. Description du Ngbandi. (Doctoral dissertation, Université Libre de Bruxelles; 760pp.)
@phdthesis{gToronzoniNgbandi,
author = {Toronzoni, Ngama-Nzombio Tra Ndele},
pages = {760},
school = {Université Libre de Bruxelles},
title = {Description du Ngbandi},
year = {1989}
}