Encyclopedia of Astronomy and Astrophysics V.1-V.4 

 - London :  Nature,  2001 
 - 4V :  ill 
<br/><br/> V.1 A-Gel, V.2 Gem-N, V.3 O-Sol, V.4 Sol-Z, Index 
<br/><br/><label>ISBN: </label>0333750888 (Set)  35,100 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy--Encyclopedias.<br/>Astrophysics--Encylopedias.
<br/><br/><label>LC Class. No.: </label>Ref QB14  / E56 2001