000 00296nam a2200121Ia 4500
008 201224s9999||||xx |||||||||||||| ||und||
020 _aO521806933
100 _aConway,A.
_91908
245 2 _aA beginner's guide to the universe
260 _aNY
_bCambridge Uni.
_c2003
500 _a147
942 _cBK
999 _c1976
_d1960