APA-viite (7. p.)

Marcum, W. (1990). Youth ministry esentials: Six ready - to - use sessions to equip your volunteers. Group Books.

Chicago-viite (17. p.)

Marcum, Walt. Youth Ministry Esentials: Six Ready - to - Use Sessions to Equip Your Volunteers. Colorado: Group Books, 1990.

MLA-viite (9. p.)

Marcum, Walt. Youth Ministry Esentials: Six Ready - to - Use Sessions to Equip Your Volunteers. Group Books, 1990.