{"source":"book","style":"apa","contributors": [{"function":"author","last":"Norman","first":"Donald","middle":"A"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"The invisible computer : why good products can fail, the personal computer is so complex, and information appliances are the solution","publisher":"MIT Press","city":"Cambridge, Mass.","year":"1999"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"43326293","isbn":"0262640414 : 9780262640411"}