Lekens, B. 1923. Spraachkunst der Ngbandi-taal. Bruges: s. n.
@book{Lekens-1923, address = {Bruges}, author = {Lekens, B.}, publisher = {s. n.}, title = {Spraachkunst der Ngbandi-taal}, year = {1923}, iso_code = {ngb; nbw}, olac_field = {general_linguistics; syntax; typology}, wals_code = {ndi} }