International Conference on Children's Spirituality, Erricker, J., Ota, C., & Erricker, C. (2001). Spiritual education: Cultural, religious, and social differences : new perspectives for the 21st century. Sussex Academic Press.

International Conference on Children's Spirituality, Jane Erricker, Cathy Ota, and Clive Erricker. Spiritual Education: Cultural, Religious, and Social Differences : New Perspectives for the 21st Century. Brighton [England] ; Portland, Or.: Sussex Academic Press, 2001.

International Conference on Children's Spirituality, et al. Spiritual Education: Cultural, Religious, and Social Differences : New Perspectives for the 21st Century. Sussex Academic Press, 2001.