He whakaaturanga anō
Rārangi pukapuka
Bassett, M. Coates of Kaipara. Auckland, 1995
Chapman, R. M. The political scene, 1919–1931. Auckland, 1969
Farland, B. Coates’ tale. Wellington, 1995
Gaudin, J. H. ‘The Coates government, 1925–1928’. MA thesis, Auckland, 1971
Habershon, R. G. ‘A study in politics, 1928–31’. MA thesis, Auckland, 1958
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