Me pēnei te tohu i te whārangi:

Graham Langton. Related biographies for 'Mulgrew, Peter David', Dictionary of New Zealand Biography, first published in 2000. Te Ara - the Encyclopedia of New Zealand, https://teara.govt.nz/mi/biographies/5m61/mulgrew-peter-david/related-biographies (accessed 20 April 2024)