APA način citiranja (7. izdanje)

Liu, H. Voice over IP signaling: H.323 and beyond. IEEE Communications magazine.

Čikaški stil citiranja (17. izdanje)

Liu, Hong. "Voice over IP Signaling: H.323 and Beyond." IEEE Communications Magazine .

MLA način citiranja (9. izdanje)

Liu, Hong. "Voice over IP Signaling: H.323 and Beyond." IEEE Communications Magazine, .