TY  - BOOK
AU  - Sierka,Raymond A.
TI  - Energy needs and the environment
SN  - 0816503842
U1  - 333.72 19
PY  - 1973///
CY  - Tucson, Arizona
PB  - The University of Arizona Press
KW  - Energy resources
KW  - Spines
N1  - env
N2  - Environment Management
ER  -