Me pēnei te tohu i te whārangi:
Derek A. Dow. Related biographies for 'Wallis, Wilfred Stanley', Dictionary of New Zealand Biography, first published in 2000. Te Ara - the Encyclopedia of New Zealand, https://teara.govt.nz/mi/biographies/5w5/wallis-wilfred-stanley/related-biographies (accessed 18 April 2024)