Firchow, I. and Firchow, J. and Akoitai, D. 1973. Vocabulary of Rotokas- Pidgin- English. Ukarumpa, Papua New Guinea: Unpublished Typescript, The Summer Institute of Linguistics. xiii+393pp.
@book{dFirchowFirchowAkoitaiRotokas, author = {Firchow, I. and Firchow, J. and Akoitai, D.}, pages = {xiii+393}, publisher = {Ukarumpa, Papua New Guinea: Unpublished Typescript, The Summer Institute of Linguistics}, title = {Vocabulary of Rotokas- Pidgin- English}, year = {1973} }