Crucible II Group. (2001). Seeding solutions. International Development Research Centre.
Citazione stile Chigago Style (17a edizione)Crucible II Group. Seeding Solutions. Ottawa: International Development Research Centre, 2001.
Citatione MLA (9a ed.)Crucible II Group. Seeding Solutions. International Development Research Centre, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.