Barna, G. (2007). Revolutionary parenting: Raising your kids to become spiritual champions. Tyndale house publishers.
Citace podle Chicago (17th ed.)Barna, George. Revolutionary Parenting: Raising Your Kids to Become Spiritual Champions. Illinois: Tyndale house publishers, 2007.
Citace podle MLA (9th ed.)Barna, George. Revolutionary Parenting: Raising Your Kids to Become Spiritual Champions. Tyndale house publishers, 2007.
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