00507nam a2200169Ia 4500003000900000008004100009040001600050080001600066100001500082245008300097260005000180300001000230650001600240650002400256650004300280650001400323IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a524.75bKAH  aKahn, F. D 0aQuasarsbtheir imporance in astronomy and physicscF. D. Kahn and H. P. Palmer  aManchesterbManchester University Pressc1967  a112p.  a Astronomy  a Galactic nuclei   aAstronomy and astrophysics thesaurus   aQuasars