000 00354nam a2200145Ia 4500
020 _a9780721434049
082 _b572
_a500
100 _a"Jillian Harker","Jillion Harker"
245 0 _aLearn Basic Science
260 _b,Ladybird Books Ltd
_aUK
_c1993
300 _a36
944 _cTR
999 _c607936
_d607936