Παραπομπή σε μορφή APA (7η εκδ.)

PejaΕ›, J., & Piegat, A. (2005). Enhanced Methods in Computer Security, Biometric and Artificial Intelligence Systems. Springer Science+Business Media, Inc.

Παραπομπή σε μορφή Chicago (17η εκδ.)

PejaΕ›, Jerzy, και Andrzej Piegat. Enhanced Methods in Computer Security, Biometric and Artificial Intelligence Systems. Boston, MA: Springer Science+Business Media, Inc, 2005.

Παραπομπή σε μορφή MLA (8th εκδ.)

PejaΕ›, Jerzy, και Andrzej Piegat. Enhanced Methods in Computer Security, Biometric and Artificial Intelligence Systems. Springer Science+Business Media, Inc, 2005.