Saffold, G. S., & Saffold, G. S. (2005). Strategic Planning: Leadeship Through Vision. Evangel Publishing House.
芝加哥风格引文Saffold, Guy S., 与 Guy S. Saffold. Strategic Planning: Leadeship Through Vision. Nairobi.-: Evangel Publishing House, 2005.
MLA引文Saffold, Guy S., 与 Guy S. Saffold. Strategic Planning: Leadeship Through Vision. Evangel Publishing House, 2005.
警告：这些引文格式不一定是100％准确.