Gravina et al. 1999

Gravina and Richard and Nelezek and Robert and and Tchalalao, Robert. 1999. Mbuko lexicon. Yaounde: Summer Institute of Linguistics.

@misc{5630,
  author = {Gravina and Richard and Nelezek and Robert and  and Tchalalao, Robert},
  title  = {Mbuko lexicon. Yaounde: Summer Institute of Linguistics.},
  year   = {1999}
}