01250nam a2200313 i 450099100098883970753620020507181205.0970806s1994 us ||| | eng 047159900Xb10785620-39ule_instLE01305363ExLDip.to Matematicaeng004.0148AMS 68U99QA76.9.U83H67Horton, William K.535122The icon book :visual symbols for computer systems and documentation /William HortonNew York :1994xiv, 417 p. :ill. (some col.) ;24 cm.Includes bibliographical references and indexElectronic data processing documentationGraphical user interfaces (Computer systems).b1078562021-09-0628-06-02991000988839707536LE013 68U HOR11 C.1 (1994)12013000088075le013-E0.00-l- 00000.i1088578x28-06-02LE013 68U HOR11 C.2 (1994)12013000088167le013Smarrito (Costabile)nE0.00-nm 02220.i1088579128-06-02Icon book922189UNISALENTOle01301-01-97ma -engus 42