Johnson, Harold L., <br/><br/>
Recent advances in observational astronomy :  Symposium / 
Harold l. Johnson and christine Allen editors 
 - 165 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomía--Congresos
<br/><br/><label>LC Class. No.: </label>QB1  / J42