@misc{9980,
  author = {Tharp, Douglas},
  title  = {Sulka grammar essentials. In John M. Clifton (ed.), Two non-Austronesian grammars from the islands (Data Papers on Papua New Guinea Languages 42), 77-179.; Tharp, Douglas. 1993. Organized Phonology Data: Sulka (Moglon) Language. SIL.},
  year   = {1996}
}