000 00266nam a22000977a 4500
008 120710b xxu||||| |||| 00| 0 eng d
050 _aQE26.2
_b.F63 1984
245 _aFOCUS ON EARTH SCIENCE
300 _a535 P.
942 _2lcc
_cBK
_hQE26.2.F63 1984
999 _c65011
_d65011