1. AllanS. (1997). The way of water and sprouts of virtue. State University of New York Press.
2. AllanS. (2002). The shape of the turtle: Myth, art, and cosmos in early China. Suny Press.
3. BrandnerT. (2020). Pew Research “Christianity in Europe losing faith?”. Pew Research Center. URL https://www.theology.cuhk.edu.hk/en/public/secularation/newsletter/issue26/article
4. BullardS.CarnesJ.HoferM.PolkN.SheetsR. H. (1997). Starting small: Teaching tolerance in preschool and the early grades. Southern Poverty Law Canter.
5. Towards a Distinctive Conception of Spiritual Education