Purnell 1987

Purnell, Greg. 1987. Yis wordlist, Lumi sub-district, West Sepik Province. Ukarumpa: SILPNG Archives.

@misc{4448,
  author = {Purnell, Greg},
  title  = {Yis wordlist, Lumi sub-district, West Sepik Province. Ukarumpa: SILPNG Archives.},
  year   = {1987}
}