Citazione Stile APA (7a Edizione)
Asente, P. J., & Swick, R. R. (1990). X Window system Toolkit: The complete programmer's guide and specification. X version 11, release 4 (2.ed.). Digital Press.
Citazione stile Chigago Style (17a edizione)
Asente, Paul J., e Ralph R. Swick. X Window System Toolkit: The Complete Programmer's Guide and Specification. X Version 11, Release 4. 2.ed. Massachusetts: Digital Press, 1990.
Citatione MLA (9a ed.)
Asente, Paul J., e Ralph R. Swick. X Window System Toolkit: The Complete Programmer's Guide and Specification. X Version 11, Release 4. 2.ed. Digital Press, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.