000 00344nam a2200145Ia 4500
020 _a9780746042021
082 _b1270
_a500
100 _a"RACHEL FIRTH","Firth Rachel"
245 0 _aFirst Encyclopedia OF SCIENCE
260 _aLONDON
_c2011
300 _a217
944 _cR
999 _c773469
_d773469