Holder, R. D. (2012). The heavens declare: Natural theology and the legacy of Karl Barth. Templeton Press.
Chicago-viite (17. p.)Holder, Rodney D. The Heavens Declare: Natural Theology and the Legacy of Karl Barth. West Conshohocken, Pa.: Templeton Press, 2012.
MLA-viite (9. p.)Holder, Rodney D. The Heavens Declare: Natural Theology and the Legacy of Karl Barth. Templeton Press, 2012.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.