TY  - BOOK
ED  - 3G E-Learning
TI  - Data and digital communication
SN  - 978-1-98463-847-2
U1  - Grad. 621.382  
PY  - 2020///
CY  - New York
PB  - 3G E-Learning, 
KW  - Digital communications
KW  - Data communications
N1  - Includes bibliography and index
ER  -