TY  - BOOK
AU  - Grant, August E.
TI  - Communication technology update
SN  - 0240803264
AV  - 19 
U1  - 621.382.COM 1998 
PY  - 1998///
CY  - Boston
PB  - Focal press
KW  - Physics
N1  - includes; bibliography references and glossary
ER  -