Downs, P. G. (1994). Teaching for spiritual growth: An introduction to christian education. Zondervan Publishing House.
Chicago-referens (17:e uppl.)Downs, Perry G. Teaching for Spiritual Growth: An Introduction to Christian Education. Michigan: Zondervan Publishing House, 1994.
MLA-referens (9:e uppl.)Downs, Perry G. Teaching for Spiritual Growth: An Introduction to Christian Education. Zondervan Publishing House, 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.