Haurongo: Paikea, Paraire Karaka
He whakaaturanga anō
Rārangi pukapuka
Henderson, J. M. Ratana. Wellington, 1963
Love, R. H. N. 'Policies of frustration: the growth of Maori politics; the Ratana/Labour era'. PhD thesis, Victoria, 1977
Orange, C. J. 'A kind of equality: Labour and the Maori people 1935--1949'. MA thesis, Auckland, 1977