APA (7th ed.) Citation

Jacobi, J. L. (2004). Better Backups. PCWorld, 22(9), 111.

Chicago Style (17th ed.) Citation

Jacobi, Jon L. "Better Backups." PCWorld 22, no. 9 (2004): 111.

MLA (9th ed.) Citation

Jacobi, Jon L. "Better Backups." PCWorld, vol. 22, no. 9, 2004, p. 111.