00543nam a2200169Ia 4500 IN-BaIIA 211028s9999 xx 000 0 eng d 0-521-41651-5 IIA Library 52-735 THE The X-ray background edited by X. Barcons and A. C. Fabian Cambridge Cambridge University Press 1992 xiii, 310p. X-rays, Cosmic x-rays, Universe 22116 Fabian, A. C., ed. 17109 BK 12622 12622 0 0 0 0 BAN BAN GEN 1998-08-06 TBH 885.00 0 52-735/ THE 13539 2021-11-05 885.00 1998-08-06 BK Rs. 885.00