APA (7th ed.) Citation

SPECTOR, L. (2015). What to do if someone steals your IP address. PCWorld, 33(5), 149.

Chicago Style (17th ed.) Citation

SPECTOR, LINCOLN. "What to Do If Someone Steals Your IP Address." PCWorld 33, no. 5 (2015): 149.

MLA (9th ed.) Citation

SPECTOR, LINCOLN. "What to Do If Someone Steals Your IP Address." PCWorld, vol. 33, no. 5, 2015, p. 149.