1. Ager, D. (2003). Ideology and image: Britain and language. Clevedon: Multilingual Matters.
2. Akroyd Research and Evaluation. (2007). Research aimed at understanding attitudes and behaviours of parents/caregivers of Māori children aged up to 7 years toward speaking reo Māori in the home environment. Lower Hutt: Akroyd Research and Evaluation.
3. Baldauf, R. (2005). Language planning and policy research: An overview. In Eli Hinkel (Ed.), Handbook of Research in Second Language Teaching and Learning (pp. 957–970). New Jersey: Lawrence Erlbaum.
4. Benton, R. (1981). The flight of the Amokura: Oceanic languages and formal education in the Pacific. Wellington: New Zealand Council for Educational Research.
5. Benton, R. (1991). The Māori language: Dying or reviving?. Wellington: New Zealand Council for Educational Research.