TY  - BOOK
AU  - Andersen, P. B
TI  - A theory of computer semiotics : semiotic approaches to construction and assessment of computer systems
SN  - 9780521448680
U1  - 006.3 AND 
PY  - 1997///
CY  - Cambridge
PB  - Cambridge Univeristy Press
KW  - Human-computer interaction
ER  -