Cita APA (7th ed.)

COUCH LEON W. (2009). DIGITAL AND ANALOG COMMUNICATION SYSTEMS 7TH ED (7TH ED.). PEARSON EDUCATION.

Cita Chicago (17th ed.)

COUCH LEON W. DIGITAL AND ANALOG COMMUNICATION SYSTEMS 7TH ED. 7TH ED. INDIA: PEARSON EDUCATION, 2009.

Cita MLA (9th ed.)

COUCH LEON W. DIGITAL AND ANALOG COMMUNICATION SYSTEMS 7TH ED. 7TH ED. PEARSON EDUCATION, 2009.