000 00337nam a2200145Ia 4500
008 240201s1980 xx 000 0 eng d
020 _a0333 275438
082 _a550 MER
100 _aMERCER, IAN
245 4 _aTHE CHANGING EARTH
260 _bMACMILLAN PUBLISHERS LTD.,
_c1980
300 _a33
650 _aSCIENCE
942 _2ddc
_cBK
999 _c6046
_d6046