Me pēnei te tohu i te whārangi:
Nancy Swarbrick, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/animal-welfare-and-rights/media (accessed 18 April 2024)
He kōrero nā Nancy Swarbrick, i tāngia i te 5 May 2011, reviewed & revised 1 Jul 2017