00446nam a2200157Ia 450000100060000000800410000602000170004704000130006408200180007710000200009524501010011526000370021630000110025354600070026465000170027158775140507s9999    xx            000 0 und d  a978846688737  cPK-LaUMT  a 621.47bSOL-  aLeggett, Jeremy 4aThe Solar centurybthe past , present and world-changing future of solar energycLeggett, Jeremy  aLondon,UK:bPenguin Books,c2009  a174 p.  aEN  aSolar energy