TY  - GEN
ED  - 
TI  - Coal resources: by W. Peters ...[et al.]
SN  - 0 902852 97 3
U1  - 621.3121 
PY  - 1978///
CY  - UK
PB  - IPC
KW  - Electric engineering
KW  - Energy conservation
KW  - Energy resource
ER  -