Nurse, Derek and Philippson, Gérard. 1975/99. The Tanzanian Language Survey. http://www.cbold.ish-lyon.cnrs.fr/.
@misc{4570,
author = {Nurse, Derek and Philippson, Gérard},
title = {The Tanzanian Language Survey. http://www.cbold.ish-lyon.cnrs.fr/.},
year = {1975/99}
}