Howard, T. A. (2013). Imago Dei: Human dignity in ecumenical perspective. Catholic University of America Press.
Lua i Stíl Chicago (17ú heag.)Howard, Thomas A. Imago Dei: Human Dignity in Ecumenical Perspective. Washington, District of Columbia: Catholic University of America Press, 2013.
Lua MLA (9ú heag.)Howard, Thomas A. Imago Dei: Human Dignity in Ecumenical Perspective. Catholic University of America Press, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.