Espiando a Marx :  informes de la policía secreta y otros documentos sobre Karl Marx / 
G. Tridon (ed.) ; traducción de Juan Vivanco. 
 - 1 online resource. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Personal Names: </label><br/>Marx, Karl, 1818-1883. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Intelligence service--Germany--Prussia--19th century.<br/>Intelligence service--England--London--19th century.<br/>Intelligence service--France--Paris--19th century.<br/>Secret service--Germany--Prussia--19th century.<br/>Secret service--England--London--19th century.<br/>Secret service--France--Paris--19th century.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>HX39 ebook 
<br/><br/><label>Dewey Class. No.: </label>335.4