Me pēnei te tohu i te whārangi:
Alison Gray, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/midlife-adults/media (accessed 2 December 2023)
He kōrero nā Alison Gray, i tāngia i te 5 May 2011, reviewed & revised 4 Apr 2018