Laycock, D. C. and Z'graggen, John A. 1975. The Sepik-Ramu Phylum. In Wurm, S.A. (ed.), Papuan Languages and the New Guinea Linguistic Scene, New Guinea Area Languages and Language Study 1, 729-763. Australian National University.
@incollection{Laycock-and-Zgraggen-1975, author = {Laycock, D. C. and Z'graggen, John A.}, booktitle = {Papuan Languages and the New Guinea Linguistic Scene, New Guinea Area Languages and Language Study 1}, editor = {Wurm, S.A.}, pages = {729-763}, publisher = {Australian National University}, series = {Pacific Linguistics, Series C}, title = {The Sepik-Ramu Phylum}, volume = {38}, year = {1975}, iso_code = {wog; can; nux; kbx}, olac_field = {semantics; syntax; typology; general_linguistics}, wals_code = {chb; mhk; kbo; wog} }