000 00286nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aMary Aldradge
245 0 _aAstronomy-The Earth And The Sky
260 _bOrient Longman
_c1973
300 _a40p
650 _aPhysics
942 _cBK
999 _c32990
_d32990