TY  - BOOK
AU  - L EITCH,R.R
AU  - TOKHI,M.O
TI  - ACTIVE NOISE CONTROL / 
U1  - 620.23 
PY  - 1992///
CY  - [S.N] : 
PB  - CLARENDON PRESS ، 
KW  - ACOUSTIC IMPEDANCE
KW  - NOISE CONTROL
ER  -