Levitt, I.M <br/><br/>
Beyond the known universe from dwarf stars to quasars 

 - New York  Viking  1974 
 - xi,131 p.   
<br/><br/><label>Subjects--Topical Terms: </label><br/>ASTRONOMY
<br/><br/><label>Dewey Class. No.: </label>523.1  / LEV