Dyfyniad APA

Vacca, J. R. (2007). Biometric technologies and verification systems. Butterworth- Heinemann.

Dyfyniad Arddull Chicago

Vacca, John R. Biometric Technologies and Verification Systems. Burlington: Butterworth- Heinemann, 2007.

Dyfyniad MLA

Vacca, John R. Biometric Technologies and Verification Systems. Butterworth- Heinemann, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.