Ngaju (also Ngaju Dayak or Dayak Ngaju) is an Austronesian language spoken along the Kapuas, Kahayan, Katingan, and Mentaya Rivers in Central Kalimantan, Indonesia. It is closely related to the Bakumpai language. There are three dialects—Pulopetak, Ba'amang, and Mantangai.[2]
Ashn E. Johannes (1971). An Introduction to Dayak Ngaju Morphology (MA thesis). Malang.
Mihing, T. W. J.; Stokhof, W. A. L. (1977). "On the Ngaju Dayak sound system (Pulau Petak dialect)"(PDF). In Soepomo Poedjosoedarmo (ed.). Miscellaneous Studies in Indonesian and Languages in Indonesia, Part III. NUSA 4. Jakarta: Universitas Katolik Indonesia Atma Jaya. pp. 49–59.