TY  - BOOK
AU  - Dreyfuss,Henry
TI  - Symbol sourcebook: an authoritative guide to international graphic symbols
SN  - 0070178372
AV  - AZ108 .D74
PY  - 1972///)
CY  - New York
PB  - McGraw-Hill
KW  - Signs and symbols
N1  - Bibliography, p. 252-269
ER  -