APA Edition Citation

Kernighan, B. W., & Pike, R. (1992). The UNIX programming environement.

Chicago Edition Citation

Kernighan, Brian W., and Rob Pike. The UNIX Programming Environement. New Delhi, Prentice Hall, 1992.

MLA Edition Citation

Kernighan, Brian W., and Rob Pike. The UNIX Programming Environement. 1992.

Warning: These citations may not always be 100% accurate.