000 00330nam a2200145Ia 4500
008 240201s1980 xx 000 0 eng d
020 _a0356070913
082 _a523.4 PAD
100 _aPADGET, SHEILA
245 0 _aPLANET EARTH
260 _bMACDONALD EDUCATIONAL
_c1980
300 _a32
650 _aSCIENCE
942 _2ddc
_cBK
999 _c5633
_d5633