0521393361 SHOW MOOCHABLE + ? RELATED SEARCHES > ADVANCED SEARCH > SHOW COVERS + ASIN Copies Peter Bøgh Andersen A Theory of Computer Semiotics: Semiotic Approaches to Construction and Assessment of Computer Systems (Cambridge Series on Human-Computer Interaction) 0 Search BookMooch for a book: SEARCH BOOKMOOCH > Search Amazon for a book: amazon.co.uk amazon.de amazon.es amazon.fr amazon.it amazon.cn SEARCH AMAZON >