{"source":"book","style":"apa","contributors": [{"function":"author","last":"Martinez","first":"H","middle":"Salvador"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Alfonso X, the Learned : a biography","publisher":"Brill","city":"Leiden; Boston","year":"2010"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"495437472","isbn":"9789004181472 9004181474"}