Astronomical Almanac for the year 1999 
U.S. Government Printing Office                              
 - USA  U. S. Government Printing Office  1998 
 - ix, varies 
<br/><br/><label>ISBN: </label>0-11-887303-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Almanacs, Ephemerides
<br/><br/><label>Universal Decimal Class. No.: </label>059:52  / AAL-99