Kevninghan, B. (1997). The Unix Programming Environment.
芝加哥风格引文Kevninghan, B. The Unix Programming Environment. New Delhi, 1997.
MLA引文Kevninghan, B. The Unix Programming Environment. 1997.
警告：这些引文格式不一定是100％准确.
APA引文
Kevninghan, B. (1997). The Unix Programming Environment.
芝加哥风格引文Kevninghan, B. The Unix Programming Environment. New Delhi, 1997.
MLA引文Kevninghan, B. The Unix Programming Environment. 1997.