00358nam a2200109Ia 4500082001900000245003600019100003100055942000700086008004100093999001900134952009500153  aJ 333.914 PIPE 0aWater power : is it efficient?   a Pipe, Jim  London, 2010    cBK210817s9999    xx            000 0 und d  c149002d149001  00104070aBETHLbBETHLd2021-08-18g213.00l0p3228200009235r2021-08-18w2021-08-18yBK