{"source":"book","style":"apa","contributors": [{"function":"author","last":"Johansen","first":"Iris"},{"function":"author","last":"Johansen","first":"Roy"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Double blind","year":"2018"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"1001334377","isbn":"9781250075994 1250075998"}