Grudem, W. (1999). Bible doctrine: Essential teachings of the christian faith. Zondervan.
Lua i Stíl Chicago (17ú heag.)Grudem, Wayne. Bible Doctrine: Essential Teachings of the Christian Faith. Grand Rapids: Zondervan, 1999.
Lua MLA (9ú heag.)Grudem, Wayne. Bible Doctrine: Essential Teachings of the Christian Faith. Zondervan, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.