Haurongo: Martin, John
He whakaaturanga anō
Rārangi pukapuka
The cyclopedia of New Zealand. Vol. 1. Wellington, 1897
Martin, J. W. Robert Martin and his immediate heirs, of Fairfax, Tokomairiro. Dunedin, 1979
Nicholls, R. 'Wellington magnate: the Honourable John Martin, his children and their milieu, 1841--1918'. MA thesis, Victoria, 1985
Obit. New Zealand Times. 18 May 1892