Haurongo: Te Heuheu Tūkino IV, Horonuku
He whakaaturanga anō
Rārangi pukapuka
Alexander, R. R. 'Te Heuheu Tukino IV (Horonuku) or (Pataatai)'. In An encyclopaedia of New Zealand. Ed. A. H. McLintock. Wellington, 1966
Grace, J. Te H. Tuwharetoa. Wellington, 1959