TY  - BOOK
AU  - Gallager ,Robert G.
TI  - Principles of digital communication
SN  - 0 521 87907 1
AV  - TK5103.7.G3 
PY  - 2008///
CY  - Cambridge 
PB  - Cambridge University Press
KW  - Digital communications
N1  - Includes bibliographical references and index
ER  -