APA (7th ed.) Citation

(1990). X Window system toolkit: The complete programmer's guide and specification / Paul J. Asente, Ralph R. Swick, with Joel McCormack.

Chicago Style (17th ed.) Citation

X Window System Toolkit: The Complete Programmer's Guide and Specification / Paul J. Asente, Ralph R. Swick, with Joel McCormack. 1990.

MLA (9th ed.) Citation

X Window System Toolkit: The Complete Programmer's Guide and Specification / Paul J. Asente, Ralph R. Swick, with Joel McCormack. 1990.

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