Armstrong, C. J., Cox, J., & Hartley, R. J. (1997). Keyguide to information sources in online and CD-ROM database searching (2nd ed.). Mansell.
芝加哥风格引文Armstrong, C. J., John Cox, 与 Richard J. Hartley. Keyguide to Information Sources in Online and CD-ROM Database Searching. 2nd ed. London: Mansell, 1997.
MLA引文Armstrong, C. J., et al. Keyguide to Information Sources in Online and CD-ROM Database Searching. 2nd ed. Mansell, 1997.
警告：这些引文格式不一定是100％准确.