Saffold, G. S., & Saffold, G. S. (2005). Strategic Planning: Leadeship Through Vision. Evangel Publishing House.
Citazione stile Chigago Style (17a edizione)Saffold, Guy S., e Guy S. Saffold. Strategic Planning: Leadeship Through Vision. Nairobi.-: Evangel Publishing House, 2005.
Citatione MLA (9a ed.)Saffold, Guy S., e Guy S. Saffold. Strategic Planning: Leadeship Through Vision. Evangel Publishing House, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.