Active galactic nuclei 
edited by T. J. L. Courvoisier and M. Mayor                                           
 - Berlin  Springer-Verlag  1990 
 - xii, 280p. 
 - SAAS-FEE Advanced Course 20 Lecture Notes 1990 Swiss Society for Astrophysics and Astronomy .
<br/><br/><label>ISBN: </label>3-540-53285-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Active Galactic Nuclei<br/>Active Galaxies<br/>Astronomy and Astrophysics Thesaurus<br/>Seyfert Galaxies
<br/><br/><label>Universal Decimal Class. No.: </label>524.64(082.2)  / COU