Galaxies.   

 - New Delhi :  Learners Press,  c2000.   
 - 32 p. : col. ill   
 -  Window on the universe series   .
<br/><br/> Includes glossary and index <br/> 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>CIR 523.1 G34 2000