Lua APA (7ú heag.)
Piper, J. (2013). Brothers, we are not professionals: A plea to pastors for radical ministry. B & H Publishing Group.
Lua i Stíl Chicago (17ú heag.)
Piper, John. Brothers, We Are Not Professionals: A Plea to Pastors for Radical Ministry. Nashville, Tennessee: B & H Publishing Group, 2013.
Lua MLA (9ú heag.)
Piper, John. Brothers, We Are Not Professionals: A Plea to Pastors for Radical Ministry. B & H Publishing Group, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.