Summer Peacebuilding Institute (SPI). (2003). Peacebuilder Course: Course Schedule 2003. Harrisonburg: Eastern Mennonite University.
Citazione stile Chigago Style (17a edizione)Summer Peacebuilding Institute (SPI). Peacebuilder Course: Course Schedule 2003. Harrisonburg: Eastern Mennonite University, 2003.
Citatione MLA (8a ed.)Summer Peacebuilding Institute (SPI). Peacebuilder Course: Course Schedule 2003. Harrisonburg: Eastern Mennonite University, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.