The Astronomical Almanac for the Year 1987 
United States Government Printing Office                     
 - Washington  U. S. Government Printing Office  1986 
<br/><br/><label>ISBN: </label>0-11-886925-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Almanacs<br/>Astronomy and Astrophysics Thesaurus<br/>Ephemerides
<br/><br/><label>Universal Decimal Class. No.: </label>059:52  / AAL-87