Me pēnei te tohu i te whārangi:
Rosemary Du Plessis and Anne Scott, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/health-advocacy-and-self-help/media (accessed 30 September 2023)
He kōrero nā Rosemary Du Plessis and Anne Scott, i tāngia i te 5 May 2011, reviewed & revised 17 Jul 2018