Cita APA (7a ed.)

Black, U. D. (1997). ISDN & SS7: Architectures for digital signaling networks. Prentice Hall.

Cita Chicago Style (17a ed.)

Black, Uyless D. ISDN & SS7: Architectures for Digital Signaling Networks. Upper Saddle River, N.J.: Prentice Hall, 1997.

Cita MLA (8a ed.)

Black, Uyless D. ISDN & SS7: Architectures for Digital Signaling Networks. Prentice Hall, 1997.