Grayston, K. (1984). The Johannine epistles: Based on the revised standard version. William B. Eerdmans.
Lua i Stíl Chicago (17ú heag.)Grayston, Kenneth. The Johannine Epistles: Based on the Revised Standard Version. Grand Rapids: William B. Eerdmans, 1984.
Lua MLA (9ú heag.)Grayston, Kenneth. The Johannine Epistles: Based on the Revised Standard Version. William B. Eerdmans, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.