Cita APA (7a ed.)

Martinez Perea, . R. (2008). Internet multimedia communications: Using SIP. [S.n.].

Cita Chicago Style (17a ed.)

Martinez Perea, Rogelio. Internet Multimedia Communications: Using SIP. Nueva York: [S.n.], 2008.

Cita MLA (9a ed.)

Martinez Perea, Rogelio. Internet Multimedia Communications: Using SIP. [S.n.], 2008.