APA-viite (7. p.)
Piper, J. (2002). Brothers, we are not professionals: A plea to pastors for radical ministry. Broadman & Holman.
Chicago-viite (17. p.)
Piper, John. Brothers, We Are Not Professionals: A Plea to Pastors for Radical Ministry. Nashville, Tenn.: Broadman & Holman, 2002.
MLA-viite (9. p.)
Piper, John. Brothers, We Are Not Professionals: A Plea to Pastors for Radical Ministry. Broadman & Holman, 2002.
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