1. Gordon, P., & White, J. (1979). Philosophers as educational reformers: The influence of idealism in British educational thought and practice. London: Routledge & Kegan Paul.
2. Green, T. H. (1906a). Book III – the moral ideal and moral progress, chapter II – characteristics of the moral ideal. In A. C. Bradley (Ed.), Prolegomena to ethics (5th ed.). Oxford: Oxford Clarendon Press.
3. Green, T. H. (1906b). Book III – the moral ideal and moral progress, chapter IV – the development of the moral ideal – continued. In A. C. Bradley (Ed.), Prolegomena to ethics (5th ed.). Oxford: Oxford Clarendon Press.
4. Green, T. H. (1906c). Book IV – the application of moral philosophy to the guidance of conduct, chapter III – the practical value of a hedonistic moral philosophy. In A. C. Bradley (Ed.), Prolegomena to ethics (5th ed.). Oxford: Oxford Clarendon Press.
5. Green, T. H. (1906d). Book IV – the application of moral philosophy to the guidance of conduct, Chapter IV – the practical value of utilitarianism compared with that of the theory of the good as human perfection. In A. C. Bradley (Ed.), Prolegomena to ethics (5th ed.). Oxford: Oxford Clarendon Press.