Gaya APA

CARR, H., SNYDER, C, A. (2003). The management of telecommunications (2nd ed.). BOSTON: MCGRAW HILL-IRWIN.

Gaya MLA

CARR, HOUSTON., SNYDER, CHARLES, A.. "The management of telecommunications". 2nd ed. BOSTON: MCGRAW HILL-IRWIN, 2003. Text.