APA (7th ed.) Citation

Safari Tech Books Online & Killelea, P. A. (1998). Web performance tuning. O'Reilly.

Chicago Style (17th ed.) Citation

Safari Tech Books Online and Patrick Author Killelea. Web Performance Tuning. [Place of publication not identified]: O'Reilly, 1998.

MLA (9th ed.) Citation

Safari Tech Books Online and Patrick Author Killelea. Web Performance Tuning. O'Reilly, 1998.