Thomas, M. A. (2008). Gurus on Leadership. Viva Books Private limited.
芝加哥风格引文Thomas, Mark A. Gurus on Leadership. New Delh.-: Viva Books Private limited, 2008.
MLA引文Thomas, Mark A. Gurus on Leadership. Viva Books Private limited, 2008.
警告：这些引文格式不一定是100％准确.