Trent, J. (1995). Seeking solid ground: Anchoring your life in Godly character. Focus on the family.
Chicago-referens (17:e uppl.)Trent, John. Seeking Solid Ground: Anchoring Your Life in Godly Character. Colorado: Focus on the family, 1995.
MLA-referens (9:e uppl.)Trent, John. Seeking Solid Ground: Anchoring Your Life in Godly Character. Focus on the family, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.