000			00339namaa2200145 a 4500
999			_c73217 _d73217
007			BK
008			210510b1980 ||||g |||| 001 0 eng d
020			_a32152
082			_aR 500 _bTIM N80E
245			_aThe Earth/ _cedited by Arthur Beiser
250			_a2nd.
260			_aHong Kong : _bas author, _c1980.
300			_a192p.:
999			_$rm