Simpson and DeVisser 2013

Simpson, Hazel J. and DeVisser, Christine. 2013. Bamukumbit (Mankong) orthography guide. Yaounde: SIL.

@misc{757,
  author = {Simpson, Hazel J. and DeVisser, Christine},
  title  = {Bamukumbit (Mankong) orthography guide. Yaounde: SIL.},
  year   = {2013}
}