000
002700000a22001090004500
245
_a
Windpower principles : their application on the small scale
100
_a
Calvert, N.G.
260
_a
London
_b
Griffin
_c
1979
080
_a
621.548
_b
C3
041
_a
EN
942
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BK
999
_c
110762
_d
110762