COUCH, L. (2009). DIGITAL AND ANALOG COMMUNICATION SYSTEMS. PEARSON EDUCATION.
芝加哥风格引文COUCH, L. DIGITAL AND ANALOG COMMUNICATION SYSTEMS. NEW DELHI: PEARSON EDUCATION, 2009.
MLA引文COUCH, L. DIGITAL AND ANALOG COMMUNICATION SYSTEMS. PEARSON EDUCATION, 2009.
警告：这些引文格式不一定是100％准确.