00583nam a2200193Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d IIA Library 524.75 KAH Kahn, F. D 7856 Quasars their imporance in astronomy and physics F. D. Kahn and H. P. Palmer Manchester Manchester University Press 1967 112p.  Astronomy 7857  Galactic nuclei  7858 Astronomy and astrophysics thesaurus  1143 Quasars  7859 BK 4494 4494 0 0 0 0 BAN BAN GEN 1974-09-16 0 524.75/ KAH 5019 2021-11-05 1974-09-16 BK