Alexander von Humboldt :  estudios Humboldtianos.  Volumen II / 
 Estudios Humboldtianos 
Alberto Gómez Gutiérrez, Joachim Hahn von Hessberg, directores. 
 - 1 online resource :  illustrations, maps. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9789587895766 
<br/><br/><label>Subjects--Personal Names: </label><br/>Humboldt, Alexander von, 1769-1859. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Scientists--Germany--Biography.
<br/><br/><label>LC Class. No.: </label>Q143.H9 ebook