000			00637nam a22001817a 4500
008			230316b |||||||| |||| 00| 0 eng d
020			_a0-521-39336-1
040			_aNational Science Library _cNational Science Library
080			_aD 519.6+519.76 _bN0
100	1		_aAndersen, P B _93317
245			_aTheory of computer semiotics: _bSemiotic approaches to construction and assessment of computer system
260			_aCambridge: _bCambridge University Press, _c1990
300			_avii, 416p.
490			_aCambridge series on human-computer interaction
650			_aComputer science
653			_aSemiotics aspects
942			_2udc _cBK
999			_c9921 _d9921