Citazione APA

Quercia, V., & O'Reilly, T. (1993). X Window System user's guide: OSF/Motif 1.2 edition. O'Reilly & Associates.

Stile di citazione Chicago

Quercia, Valerie, e Tim O'Reilly. X Window System User's Guide: OSF/Motif 1.2 Edition. Sebastopol, CA: O'Reilly & Associates, 1993.

Citazione MLA

Quercia, Valerie, e Tim O'Reilly. X Window System User's Guide: OSF/Motif 1.2 Edition. O'Reilly & Associates, 1993.