Barna, G. (2007). Revolutionary parenting: Raising your kids to become spiritual champions. Tyndale house publishers.
Chicago-referens (17:e uppl.)Barna, George. Revolutionary Parenting: Raising Your Kids to Become Spiritual Champions. Illinois: Tyndale house publishers, 2007.
MLA-referens (9:e uppl.)Barna, George. Revolutionary Parenting: Raising Your Kids to Become Spiritual Champions. Tyndale house publishers, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.