Haurongo: Firth, Josiah Clifton
He whakaaturanga anō
Rārangi pukapuka
Gordon, M. The golden age of Josiah Clifton Firth. Christchurch, 1963
Stone, R. C. J. Makers of fortune. Auckland, 1973
Vennell, C. W. et al. Centennial history of Matamata plains. Matamata, 1951
Waterson, D. B. 'The Matamata Estate, 1904–1959: land transfers and subdivision in the Waikato'. New Zealand Journal of History 3, No 1 (1969): 32–51