TY  - RPRT
TI  - LEAA police equipment survey of 1972, volume III : sirens and emergency warning lights
AU  - Klaus, P
AU  - Bunten, E
PY  - 1977
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 480-3
DO  - 10.6028/NBS.SP.480-3
ER  -