1. Altmeyer, S. (2015). The aesthetic dimension of believing and learning. In M. T. Buchanan & A. -M. Gellel (Eds.), Global perspectives on Catholic religious education in schools (pp. 61–72). Cham: Springer.
2. Anderson, K., Drescher, E. (2018). Clic2save. Reboot. The digital ministry bible. New York: Church Publishing.
3. Chałupniak, R. (2013). Arcydzieła malarstwa w katechezie. Opole: RWWT Uniwersytetu Opolskiego.
4. Chałupniak, R. (2014). Malarstwo religijne w podręcznikach szkolnych. Opole: RWWT Uniwersytetu Opolskiego.
5. Congregation for the Clergy. (1997). General directory for catechesis. Retrieved from
http://www.vatican.va/roman_curia/congregations/cclergy/documents/rc_con_ccatheduc_doc_17041998_directory-for-catechesis_en.html
.