Me pēnei te tohu i te whārangi:

Geoffrey W. Rice. Related biographies for 'Makgill, Robert Haldane', Dictionary of New Zealand Biography, first published in 1996, updated o Hānuere, 2012. Te Ara - the Encyclopedia of New Zealand, https://teara.govt.nz/mi/biographies/3m39/makgill-robert-haldane/related-biographies (accessed 21 April 2024)