APA stil citiranja

Quercia, V., & O'Reilly, T. (1990). X Window System user's guide: X Window System user's guide. Sebastopol, CA: O'Reilly & Associates.

Chicago stil citiranja

Quercia, Valerie, and Tim O'Reilly. X Window System user's guide: X Window System user's guide. Sebastopol, CA: O'Reilly & Associates, 1990.

MLA stil citiranja

Quercia, Valerie, and Tim O'Reilly. X Window System user's guide: X Window System user's guide. Sebastopol, CA: O'Reilly & Associates, 1990.