TY  - BOOK
AU  - Hass,W.
TI  - Writing without letters
SN  - 0874718503 :
U1  - 419.209 
PY  - 1976///
CY  - Oxford
PB  - Manchester University Press
KW  - Writing system
KW  - Writing communication
KW  - Data processing
KW  - Terms and phrase
N1  - Includes index
ER  -