APA ציטוט

 Couch, L. W. (2013).  Digital and analog communication system.  Pearson.

Trích dẫn kiểu Chicago

 Couch, Leon W.  Digital and Analog Communication System.  Pearson, 2013.

ציטוט MLA

 Couch, Leon W.  Digital and Analog Communication System.  Pearson, 2013.