Santandrea, Stefano. 1961. Comparative Outline-Grammar of Ndogo- Sere- Tagbu- Bai- Bviri. (Museum Combonianum, 13.) Bologna: Editrice Nigrizia. vii+177pp.
@book{sSantandreaNdogo,
author = {Santandrea, Stefano},
pages = {vii+177},
publisher = {Bologna: Editrice Nigrizia},
series = {Museum Combonianum},
title = {Comparative Outline-Grammar of Ndogo- Sere- Tagbu- Bai- Bviri},
volume = {13},
year = {1961}
}