Oil shale/

Eitemau Tebyg

• Shale oil, tar sands and related fuel sources/
  gan: American Chemical Society. Division of Fuel Chemistry, et al.
  Cyhoeddwyd: (1976)
• Oil from shale [kaset]
  Cyhoeddwyd: (1974)
• OIL shale processing technology
  gan: Allred, V. Dean
• Environmental hazards of oil-shale development / [mikrofilem]
  gan: 360131 Weaver, Glen Dale
• Oil shale technical data handbook /
  gan: Nowacki, Perry
  Cyhoeddwyd: (1981)