000 00324nam a2200145Ia 4500
008 180626s9999 xx 000 0 und d
082 _a550 B361e
100 _aBeal, George
245 0 _aEarth and space
260 _aLondon
260 _bKingfisher Books
260 _c1991
300 _a71 p
650 _aEarth science
999 _c47964
_d47964