Haurongo: Coates, Joseph Gordon
He whakaaturanga anō
Rārangi pukapuka
Bassett, M. Coates of Kaipara. Auckland, 1995
Farland, B. Gordon Coates. Wellington, 1969
Scott, D. Seven lives on Salt River. Auckland, 1987
Sutch, W. B. 'Gordon Coates: the lonely New Zealander'. New Zealand's Heritage 79 (1973): 2195–2204