TY  - BOOK
AU  - Pollock,David A.
TI  - Methods of electronic audio surveillance
AV  - TK7882.E2 P64
U1  - 621.381/792 
PY  - 1973///]
CY  - Springfield, Ill.
PB  - Thomas
KW  - Eavesdropping
KW  - Local
N1  - Bibliography: p. 375-379
ER  -