• Pawley, Andrew (1998). “The Trans New Guinea Phylum hypothesis: A reassessment”. Trong Jelle Miedema; Cecilia Odé; Rien A.C. Dam. Perspectives on the Bird's Head of Irian Jaya, Indonesia. Amsterdam: Rodopi. tr. 655–90. ISBN 978-90-420-0644-7. OCLC 41025250. 
• Pawley, Andrew (2005). “The chequered career of the Trans New Guinea hypothesis: recent research and its implications”. Trong Andrew Pawley; Robert Attenborough; Robin Hide và đồng nghiệp. Papuan pasts: cultural, linguistic and biological histories of Papuan-speaking peoples. Canberra: Pacific Linguistics. tr. 67–107. ISBN 0-85883-562-2. OCLC 67292782.  Gợi ý |số biên tập viên= (trợ giúp)

Bản mẫu:Malcolm Ross Pronouns

• Wurm, Stephen A., ed. (1975). Papuan languages and the New Guinea linguistic scene: New Guinea area languages and language study 1. Canberra: Dept. of Linguistics, Research School of Pacific Studies, Australian National University. OCLC 37096514.