{"source":"book","style":"apa","contributors": [{"function":"author","last":"Trotsky","first":"Leon"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"La revolucion traicionada : que es y a donde se dirige la Union Sovietica?","publisher":"Pathfinder","city":"Nueva York","year":"1992"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"25729254","isbn":"0873487354 9780873487351"}