- Cărți electroniceWorking Guide to Drilling Equipment and OperationsWilliam Lyons
- Cărți electroniceWorking Guide to Petroleum and Natural Gas Production EngineeringWilliam Lyons
- Cărți electroniceWorking Guide to Reservoir EngineeringWilliam Lyons
- Cărți electroniceTales of Small AdventureChristine Lyons
- Cărți electroniceThe Death DealersWilliam Lyons