Me pēnei te tohu i te whārangi:
Te Ahukaramū Charles Royal, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/nga-iwi-o-marutuahu/media (accessed 30 September 2023)
He kōrero nā Te Ahukaramū Charles Royal, i tāngia i te 8 Feb 2005, updated 22 Mar 2017