Austin, Peter (1988). "Classification of Southern Pilbara languages". In Dunn, L.; Geytenbeek, H.; Glasgow, K.; McGregor, W.; Oates, L.; Swartz, S. (eds.). Papers in Australian Linguistics, no. 17(PDF). Canberra: Pacific Linguistics. pp. 1–17, PL A-71. doi:10.15144/PL-A71.1. Online edition licensed 2015 CC BY-SA 4.0, with permission of PL
Austin, Peter (1988). "Classification of Southern Pilbara languages". In Dunn, L.; Geytenbeek, H.; Glasgow, K.; McGregor, W.; Oates, L.; Swartz, S. (eds.). Papers in Australian Linguistics, no. 17(PDF). Canberra: Pacific Linguistics. pp. 1–17, PL A-71. doi:10.15144/PL-A71.1. Online edition licensed 2015 CC BY-SA 4.0, with permission of PL