Gray, D. &. O. (2016). A Critical introduction to Coaching & Mentoring. Sage Publication.
芝加哥风格引文Gray, David & Others. A Critical Introduction to Coaching & Mentoring. London: Sage Publication, 2016.
MLA引文Gray, David & Others. A Critical Introduction to Coaching & Mentoring. Sage Publication, 2016.
警告：这些引文格式不一定是100％准确.