APA (7th ed.) Citation

Dunphy, E. (1991). The UNIX industry: Evolution, concepts, architecture, applications and standards. QED Technical.

Chicago Style (17th ed.) Citation

Dunphy, Ed. The UNIX Industry: Evolution, Concepts, Architecture, Applications and Standards. Boston, MA: QED Technical, 1991.

MLA (9th ed.) Citation

Dunphy, Ed. The UNIX Industry: Evolution, Concepts, Architecture, Applications and Standards. QED Technical, 1991.

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