00292nam a2200121Ia 4500008004100000020001800041041000800059100001400067245003200081250001000113260003900123300000800162211209s2004    xx            000 0 und d  a81-297-0409-9  aeng  aDIX, ALAN  aHUMAN-COMPUTER INTERACTION   a3 ed.  aNEW DELHIbPEARSON EDUCATIONc2004  a834