APA (7th ed.) Citation

Grimes, B., & Stuart, P. J. (2000). Is the web bad for your health? PCWorld, 18(2), 167.

Chicago Style (17th ed.) Citation

Grimes, Brad, and Peter J. Stuart. "Is the Web Bad for Your Health?" PCWorld 18, no. 2 (2000): 167.

MLA (9th ed.) Citation

Grimes, Brad, and Peter J. Stuart. "Is the Web Bad for Your Health?" PCWorld, vol. 18, no. 2, 2000, p. 167.