00975nam a2200289 i 450099100083507970753620020507102100.0990416s1998 us ||| | eng 0738200336b10136228-39ule_instLE00637625ExLDip.to Fisicaita52.9.512523.1QB981Rees, Martin58548Before the beginning :our universe and others /Martin Rees ; foreword by Stephen HawkingReading, MA :Helix Books : Perseus Books,1998291 p. ;24 cm.CosmologyHawking, Stephen W..b1013622821-09-0627-06-02991000835079707536LE006 52.9.51 REE12006000077040le006-E0.00-l- 00000.i1016078427-06-02Before the beginning185697UNISALENTOle00601-01-99ma -engus 01