Cita APA (7th ed.)

Ledford, J. L. (2006). Cut the cord!: The consumer's guide to VoIP. Thomson Course Technology PTR.

Cita Chicago (17th ed.)

Ledford, Jerry L. Cut the Cord!: The Consumer's Guide to VoIP. Boston, MA: Thomson Course Technology PTR, 2006.

Cita MLA (9th ed.)

Ledford, Jerry L. Cut the Cord!: The Consumer's Guide to VoIP. Thomson Course Technology PTR, 2006.