1. Ballantyne, Tony (2014). Entanglements of Empire: Missionaries, Māori, and the Question of the Body, Duke University Press.
2. Ballara, Angela (1991). The Origins of Ngāti Kahungunu. [Ph.D. thesis, Victoria University of Wellington].
3. Ballara, Angela (2003). Taua: ‘Musket Wars’, ‘Land Wars’, or Tikanga? Warfare in Māori Society in the Early Nineteenth Century, Penguin.
4. Bebbington, David (1989). Evangelicalism in Modern Britain: A History from the 1730s to the 1980s, Allen & Unwin.
5. Benton, Richard, Frame, Alex, and Meredith, Paul (2013). Te Mātāpunenga: A Compendium of References to the Concepts and Institutions of Māori Customary Law, Victoria University Press.