Beyerhaus, P. (1972). Shaken foundations; theological foundations for mission. Zondervan Pub. House.
Lua i Stíl Chicago (17ú heag.)Beyerhaus, Peter. Shaken Foundations; Theological Foundations for Mission. Grand Rapids: Zondervan Pub. House, 1972.
Lua MLA (9ú heag.)Beyerhaus, Peter. Shaken Foundations; Theological Foundations for Mission. Zondervan Pub. House, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.