TY  - BOOK
AU  - Portis,Alan M.
TI  - Electromagnetic fields : Sources and media
SN  - 0-471-01906-2
U1  - 537.12 POR  
PY  - 1978///.
CY  - New York : 
PB  - John Wiley & Sons, 
KW  - Electromagnetics
N1  - Includes index.
ER  -