{"source":"book","style":"apa","contributors": [{"function":"author","last":"Vickers","first":"Peter"},{"function":"author","last":"Polytechnic of Central London. Library and Information Technology Centre.,"},{"function":"author","last":"British Library. Research and Development Department.,"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Information consultancy.","publisher":"Library and Information Technology Centre","year":"1990"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"60013177"}