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Title Author / Artist Prod Type ISBN/ISBN-13
or UPC		 Pub
Date		 Price
Active Galactic Nuclei: Saas-Fee Advanced Course 20. Lecture Notes 1990. Swiss Society for Astrophysics and Astronomy 1990 Edition (Saas-Fee Advanced Course)Blandford, R. D.Hardcover3540532854 /
9783540532859		03/1991$47.49
Active Galactic Nuclei: Saas-Fee Advanced Course 20. Lecture Notes 1990. Swiss Society for Astrophysics and Astronomy (Saas-Fee Advanced Course)Blandford, R. D.Paperback3642080960 /
9783642080968		12/2010$56.99
  (2 items found)