Me pēnei te tohu i te whārangi:

Paul Callaghan. Related biographies for 'MacDiarmid, Alan Graham', Dictionary of New Zealand Biography, first published in 2011. Te Ara - the Encyclopedia of New Zealand, https://teara.govt.nz/mi/biographies/6m2/macdiarmid-alan-graham/related-biographies (accessed 11 December 2023)