Cita APA (7th ed.)

COUCH, L. (2009). DIGITAL AND ANALOG COMMUNICATION SYSTEMS. PEARSON EDUCATION.

Cita Chicago (17th ed.)

COUCH, L. DIGITAL AND ANALOG COMMUNICATION SYSTEMS. NEW DELHI: PEARSON EDUCATION, 2009.

Cita MLA (9th ed.)

COUCH, L. DIGITAL AND ANALOG COMMUNICATION SYSTEMS. PEARSON EDUCATION, 2009.