00512cam a2200169 a 4500008004100000020001800041040000800059050002100067100001600088245007200104260005500176300001100231505001700242650002500259650003600284700002200320090903s2010 cau b 001 0 eng a9780520262638 aSDU00aGV14bE33 S 20101 aEhn, Billy,14aThe secret world of doing nothing /cBilly Ehn and Orvar Löfgren. aBerkeley :bUniversity of California Press,c2010. a269 p. tHKBU Library 0aLeisurexPhilosophy. 0aLeisurexPsychological aspects.1 aLöfgren, Orvar.