TY  - GEN
AU  - Olgyay, Victor W.
TI  - Safety symbols art: camera-ready and disk art for designers
SN  - 0442018444
PY  - 1995///
CY  - New York
PB  - Van Nostrand Reinhold
KW  - CODES
KW  - COMMUNICATION
KW  - SYMBOLS
ER  -