Stevenson, H. H., & Roberts, M. J. (1989). New business ventures and the entrepreneur (3rd .ed.). Irwin.
芝加哥风格引文Stevenson, Howard H., 与 Michael J. Roberts. New Business Ventures and the Entrepreneur. 3rd .ed. Boston: Irwin, 1989.
MLA引文Stevenson, Howard H., 与 Michael J. Roberts. New Business Ventures and the Entrepreneur. 3rd .ed. Irwin, 1989.
警告：这些引文格式不一定是100％准确.