Dawson, M., & Winterbottom, J. T. (2007). IP location. Tata McGraw-Hill.
Chicago Style aipamenaDawson, Martin, and James Thomson Winterbottom. IP Location. New Delhi: Tata McGraw-Hill, 2007.
MLA aipamenaDawson, Martin, and James Thomson Winterbottom. IP Location. Tata McGraw-Hill, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.