Osterbrock, Donald E. <br/><br/>
Astrophysics of gaseous nebulae and active galactic nuclei / 
Donald E. Osterbrock. 
 - Mill Valley, Calif. :  University Science Books,  c1989. 
 - 408 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. [377]-381) and index. 
<br/><br/><label>ISBN: </label>0935702229 
<br/><br/><label>LCCN: </label>87050026  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nebulae.<br/>Galactic nuclei.<br/>Astrophysics.
<br/><br/><label>LC Class. No.: </label>QB855.55  / .O88 1989 
<br/><br/><label>Dewey Class. No.: </label>523.1/135