00395nam a2200133Ia 4500008004100000082002400041100004100065245005000106260003100156300001400187600002200201600002100223650001700244130903s9999    xx            000 0 und d  a523.72(73)(047)  L3  a William D.Metz and Allen L.Hammond.  aThe science report on solar energy in America  aWashingtonbA.A.A.S.c1978  axiv,239p.  aHammond, Allen L.  aMetz, William D.  aSolar energy