Chakrabarti, N B. An introduction to the principles of digital communications / N B Chakrabarti. - / . - New Delhi : New Age International , 2007. - xxv,326p. : ills.,charts ; 22cm 1 CD . Includes index ISBN: 8122420834 Rs. 200.00 Subjects--Index Terms: DIGITAL COMMUNICATION Dewey Class. No.: 621.3822 / CHA/I