Cita APA (7th ed.)
Barna, G. (2003). Transforming children into spiritual champions. Regal.
Cita Chicago (17th ed.)
Barna, George. Transforming Children into Spiritual Champions. Califonia, USA: Regal, 2003.
Cita MLA (9th ed.)
Barna, George. Transforming Children into Spiritual Champions. Regal, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.