Lewis, R. W. (1998). Programming industrial control systems using IEC 1131-3 (Rev. ed.). The Institution of Electrical Engineers.
芝加哥风格引文Lewis, Robert W. Programming Industrial Control Systems Using IEC 1131-3. Rev. ed. London: The Institution of Electrical Engineers, 1998.
MLA引文Lewis, Robert W. Programming Industrial Control Systems Using IEC 1131-3. Rev. ed. The Institution of Electrical Engineers, 1998.
警告：这些引文格式不一定是100％准确.