Bergh, Van Den Sidney. <br/><br/>
Galaxy morphology and classification   
by Sidney Van Den Bergh 
 - Cambridge  Cambridge University Press  1998 
 - xi, 111p. 
<br/><br/><label>ISBN: </label>0521623359 
<br/><br/><label>Dewey Class. No.: </label>523.112012  / N98