Richardson, B. (1989). Case studies in business planning (2nd ed.). Pitman publishing.
芝加哥风格引文Richardson, Bill. Case Studies in Business Planning. 2nd ed. London: Pitman publishing, 1989.
MLA引文Richardson, Bill. Case Studies in Business Planning. 2nd ed. Pitman publishing, 1989.
警告：这些引文格式不一定是100％准确.