Wilson, Patricia R. 1980. Ambulas Grammar. (Workpapers in Papua New Guinea Languages, 26.) Ukarumpa, Papua New Guinea: The Summer Institute of Linguistics. 477pp.
@book{gWilsonAmbulas, address = {Ukarumpa, Papua New Guinea}, author = {Wilson, Patricia R.}, pages = {477}, publisher = {Ukarumpa, Papua New Guinea: The Summer Institute of Linguistics}, series = {Workpapers in Papua New Guinea Languages}, title = {Ambulas Grammar}, url = {http://www.sil.org/pacific/png/abstract.asp?id=21876}, volume = {26}, year = {1980} }