Me pēnei te tohu i te whārangi:
Carl Walrond, 'Ngā whakaahua, ngā rauemi katoa', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/food-shops/media (accessed 2 October 2023)
He kōrero nā Carl Walrond, i tāngia i te 11 Mar 2010, updated 1 Sep 2016