Me pēnei te tohu i te whārangi:

Jennifer Shennan. Related biographies for 'Gnatt, Poul Rudolph', Dictionary of New Zealand Biography, first published in 2000. Te Ara - the Encyclopedia of New Zealand, https://teara.govt.nz/mi/biographies/5g11/gnatt-poul-rudolph/related-biographies (accessed 20 April 2024)