Reference: Tharp 1996

Tharp, Douglas. 1996. Sulka grammar essentials. In John M. Clifton (ed.), Two non-Austronesian grammars from the islands, 77–179. Ukarumpa: Summer Institute of Linguistics.

@incollection{tharp1996sulka,
  address   = {Ukarumpa},
  author    = {Tharp, Douglas},
  booktitle = {Two non-Austronesian grammars from the islands},
  editor    = {John M. Clifton},
  journal   = {ed. by John M. CLIFTON, DP 42},
  pages     = {77–179},
  publisher = {Summer Institute of Linguistics},
  series    = {Data Papers on Papua New Guinea Languages},
  title     = {Sulka grammar essentials},
  volume    = {42},
  year      = {1996}
}