APA (7e ed.) Bronvermelding

Barna , G. (1988). Marketing the church: What they never taught you about church growth. Navpress.

Chicago (17e ed.) Bronvermelding

Barna , George. Marketing the Church: What They Never Taught You About Church Growth. Colorado: Navpress, 1988.

MLA (9e ed.) Bronvermelding

Barna , George. Marketing the Church: What They Never Taught You About Church Growth. Navpress, 1988.