Incoming Resources
- Motorcycles, by Mari Schuh
- Ducati, Daniel Gilpin
- BMW, Daniel Gilpin
- Off-road motorcycles, by Thomas Streissguth
- Honda, Clive Gifford
- American chopper, the series, Season 1
- The ultimate motorcycle book, Hugo Wilson ; photography by Dave King
- Trials bikes, by Thomas Streissguth
- Choppers, by Jack David
- Triumph, Daniel Gilpin
- Choppers, by Matt Doeden ; Joe Leonard, consultant