Breen, Gavan. 1990. Salvage studies of Western Queensland Aboriginal languages: Pacific Linguistics B-105. Canberra: Pacific Linguistics.
Bowern, Claire. 2001. Karnic classification revisited. In Forty years on: Ken Hale and Australian languages, ed. Jane Simpson, et al., 245-261. Canberra: Pacific Linguistics.
Wafer, Jim, and Amanda Lissarrague. 2008. A handbook of Aboriginal languages of New South Wales and the Australian Capital Territory. Nambucca Heads: Muurrbay Aboriginal Language and Culture Co-operative.