Dyfyniad APA

Kernighan, B. W., & Pike, R. (1984). The UNIX programming environment. Prentice-Hall.

Dyfyniad Arddull Chicago

Kernighan, Brian W., and Rob Pike. The UNIX Programming Environment. New Delhi: Prentice-Hall, 1984.

Dyfyniad MLA

Kernighan, Brian W., and Rob Pike. The UNIX Programming Environment. Prentice-Hall, 1984.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.