TY  - BOOK
AU  - Sorensen,Bent
TI  - Renewable energy
SN  - 0126561508
U1  - 333.79 SOR 1979 
PY  - 1979///
CY  - London 
PB  - Academic Press
KW  - Renewable energy sources
N1  - Includes index; Bibliography: p. [656]-670
ER  -