Me pēnei te tohu i te whārangi:
Colin James, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/national-party/media (accessed 26 April 2024)
He kōrero nā Colin James, i tāngia i te 20 Jun 2012, updated 1 Jul 2020