Haurongo: Ralph, Margaret
He whakaaturanga anō
Rārangi pukapuka
Clark, M. 'Rotowaro: the lake of coal'. Auckland--Waikato Historical Journal No 48 (1986): 17--20
Innes, C. V. A crown for the lady. Tauranga, 1989
Stokes, E. M. Coal mining in the Waikato region. Hamilton, 1978