There has been data ("Ensayos y Conferencias Difundidos En El Boletin de Informacion Judicial: 1947-1964 - ISBN-13 978-970-712-604-6") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Thu Jan 2 12:23:11 2020, so the data displayed here has been removed .