TY  - BOOK
AU  - Glisson, T H  .
TI  - Introduction to system analysis / 
T2  - Mc Graw hill series in electrical engg, 
SN  - 0  07  766346   7
U1  - 004.2 
PY  - 1985///
CY  - New York : 
PB  - McGraw Hill Book Company , 
ER  -