Cita APA

Swale, R., & Collins, D. (2014). Carrier-grade VoIP (3rd ed.). New York: McGraw-Hill.

Citación estilo Chicago

Swale, Richard., and Daniel Collins. Carrier-grade VoIP. 3rd ed. New York: McGraw-Hill, 2014.

Cita MLA

Swale, Richard., and Daniel Collins. Carrier-grade VoIP. 3rd ed. New York: McGraw-Hill, 2014.