Me pēnei te tohu i te whārangi:

Roger Wigglesworth. Related biographies for 'Snelson, George Mathew', Dictionary of New Zealand Biography, first published in 1993. Te Ara - the Encyclopedia of New Zealand, https://teara.govt.nz/mi/biographies/2s34/snelson-george-mathew/related-biographies (accessed 27 April 2024)