APA (7th ed.) Citation

Young. (1989). X window systems: Programming and applications with Xt. Prentice Hall.

Chicago Style (17th ed.) Citation

Young. X Window Systems: Programming and Applications with Xt. New Jersey: Prentice Hall, 1989.

MLA (9th ed.) Citation

Young. X Window Systems: Programming and Applications with Xt. Prentice Hall, 1989.

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