00361nam a2200145Ia 4500003000400000008004100004020002200045040000800067100001800075245005600093250001200149260003100161300001100192365001200203LDD181029s9999    xx            000 0 und d  a1853968xcP 14.99  cLDD  aHarlen, Wynne 0aTeaching and learning primary sciencecWynne Harlen  a2nd ed.  aLondonbPaul Chapmanc1993  ax, 209  bP 14.99