LEADER 00993nam0-22003251i-450- 001 990001085650403321 005 20051027112917.0 010 $a0-521-22494-2 035 $a000108565 035 $aFED01000108565 035 $a(Aleph)000108565FED01 035 $a000108565 100 $a--------d--------km-y0itay50------ba 101 0 $aeng 102 $aGB 105 $aa---a---001yy 200 1 $aActive galactic nuclei$ebased on the proceedings of a Nato advanced study institute held at the Institute of Astronomy University of Cambridge August 1977$fedited by C. Hazard and S. Mitton 210 $aCambridge$cCambridge University Press$d1979 610 0 $aAstronomia 610 0 $aAstrofisica 610 0 $aCosmologia 700 1$aHazard,$bCyril$0290324 702 1$aMitton,$bS. 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990001085650403321 952 $a19-175$b15741$fFI1 959 $aFI1 996 $aActive galactic nuclei$9335625 997 $aUNINA