Cita APA (7a ed.)

Gookin, D., & Mullen, R. (1994). The PC Upgrade Guide for Everybody. BPB Publications.

Cita Chicago Style (17a ed.)

Gookin, Dan, y Robert Mullen. The PC Upgrade Guide for Everybody. Singapore: BPB Publications, 1994.

Cita MLA (9a ed.)

Gookin, Dan, y Robert Mullen. The PC Upgrade Guide for Everybody. BPB Publications, 1994.