Cita APA (7a ed.)
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.
Cita Chicago Style (17a ed.)
Asente, Paul J., y 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.
Cita MLA (9a ed.)
Asente, Paul J., y Ralph R. Swick. X Window System Toolkit: The Complete Programmer's Guide and Specification. X Version 11, Release 4. 2.ed. Digital Press, 1990.
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