APA (7th ed.) Citation

Heck, M. (1996). If you build it, they will come. PCWorld, 14(8), M20.

Chicago Style (17th ed.) Citation

Heck, Mike. "If You Build It, They Will Come." PCWorld 14, no. 8 (1996): M20.

MLA (9th ed.) Citation

Heck, Mike. "If You Build It, They Will Come." PCWorld, vol. 14, no. 8, 1996, p. M20.