APA aipamena

Couch, L. W. (2001). Digital and analog communication systems (6th ed.). Prentice Hall, Pearson Education.

Chicago Style aipamena

Couch, Leon W. Digital and Analog Communication Systems. 6th ed. Upper Saddle River, N.J. : Delhi,IN.: Prentice Hall, Pearson Education, 2001.

MLA aipamena

Couch, Leon W. Digital and Analog Communication Systems. 6th ed. Prentice Hall, Pearson Education, 2001.