Me pēnei te tohu i te whārangi:
Rebecca Priestley, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/geomorphology-a-history/media (accessed 5 July 2022)
He kōrero nā Rebecca Priestley, i tāngia i te 24 Sep 2007