Me pēnei te tohu i te whārangi:
Phil Moore and Bruce McFadgen, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/kohatu/media (accessed 29 September 2023)
He kōrero nā Phil Moore and Bruce McFadgen, i tāngia i te 12 Jun 2006