000
002980000a22001210004500
245
_a
Potential energy : an analysis of world energy technology
100
_a
Kenward, M.
260
_a
Cambridge
_b
Univesity Press
_c
1976
300
_a
227 p.
080
_a
620.9
_b
K4
041
_a
EN
942
_c
BK
999
_c
102388
_d
102388