Timmons, J. A. (1989). The entrepreneurial mind. Brick House Pub. Co.
芝加哥风格引文Timmons, Jeffry A. The Entrepreneurial Mind. Andover, Mass: Brick House Pub. Co, 1989.
MLA引文Timmons, Jeffry A. The Entrepreneurial Mind. Brick House Pub. Co, 1989.
警告：这些引文格式不一定是100％准确.