APA (7th ed.) Zitazioa
Piper, J. (2002). Brothers, we are not professionals: A plea to pastors for radical ministry. Broadman & Holman.
Chicago Style (17th ed.) Zitazioa
Piper, John. Brothers, We Are Not Professionals: A Plea to Pastors for Radical Ministry. Nashville, Tenn.: Broadman & Holman, 2002.
MLA (9th ed.) Zitazioa
Piper, John. Brothers, We Are Not Professionals: A Plea to Pastors for Radical Ministry. Broadman & Holman, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.