TY  - BOOK
ED  - United States.
ED  - Denver Research Institute.
ED  - U.S. EPA Oil Shale Research Group.
TI  - Program status report: oil shale 1980 update 
U1  - 553.283 23
PY  - 1980///
CY  - Washington, D.C.
PB  - The Group
KW  - Oil-shale industry
KW  - Environmental aspects
KW  - United States
N1  - EPA-600/7-80-069; Includes bibliography
ER  -