↑ Nordhoff, Sebastian; Hammarström, Harald; Forkel, Robert và đồng nghiệp biên tập (2013). “Hiri Motu”. Glottolog. Leipzig: Max Planck Institute for Evolutionary Anthropology. Gợi ý |số biên tập viên= (trợ giúp)
↑ Specific legislation proclaiming official languages in Papua New Guinea seems not to exist - but see Constitution of Papua New Guinea: Preamble – Section 2/11 (literacy) – where Hiri Motu is mentioned (with Tok Pisin and English) as languages in which universal literacy is sought - and also section 67 2(c) (and 68 2(h), where conversational ability in Hiri Motu is mentioned (with Tok Pisin or “a vernacular of the country”) as a requirement for citizenship by nationalisation (one of these languages required)
↑ Chatterton, Percy (1975). Say it in Motu (PDF). Robert Brown & Associates (Qld) Pty Ltd.
Tài liệu
Tom Dutton (1985). Police Motu: iena Sivarai (its story). Port Moresby, Papua New Guinea: The University of Papua New Guinea Press.
Lister-Turner, R and Clark, J.B. (1931), A Dictionary of the Motu Language of Papua, 2nd Edition (P. Chatterton, ed). Sydney, New South Wales: Government Printer.
Lister-Turner, R and Clark, J.B. (1931), A Grammar of the Motu Language of Papua, 2nd Edition (P. Chatterton, ed). Sydney, New South Wales: Government Printer.
Brett, Richard; Brown, Raymond; Brown, Ruth and Foreman, Velma. (1962), A Survey of Motu and Police Motu. Ukarumpa, Papua New Guinea: Summer Institute of Linguistics.
