TY  - BOOK
AU  - Ashley, Holt ed.
TI  - Energy and the environment : a risk bebefit approach
SN  - 08-020873-8
U1  - 621.3124 
PY  - 1976///
CY  - Pergamon
PB  - New York
KW  - Direct energy conversion
KW  - Energy policy
KW  - Power resource
ER  -