TY  - BOOK
AU  - Tropper,H.
TI  - Electric circuit theory : : an introduction to steady state and transient theory based on the superposition principle 
T2  - Electrical Engineering Series
U1  - 621.31 23
PY  - 1949/// [ Impression 1963 ]
CY  - London
PB  - Longmans, 
KW  - Electric circuits.
N1  - Includes index
ER  -