Rule, W. M. 1977. A Comparative Study of the Foe, Huli, and Pole Languages of Papua New Guinea. (Oceania Linguistic Monographs, 20.) Sydney: University of Sydney.
@book{Rule-1977, address = {Sydney}, author = {Rule, W. M.}, publisher = {University of Sydney}, series = {Oceania Linguistic Monographs}, title = {A Comparative Study of the Foe, Huli, and Pole Languages of Papua New Guinea}, volume = {20}, year = {1977}, iso_code = {foi}, olac_field = {syntax; typology; general_linguistics}, wals_code = {foe} }