- Cărți electroniceTractor Mac Arrives at the FarmBilly Steers
- Cărți electroniceTractor Mac Worth the WaitBilly Steers
- Cărți electroniceTractor Mac You're a WinnerBilly Steers
- Cărți electroniceTractor Mac Farmers' MarketBilly Steers
- Cărți electroniceTractor Mac Parade's BestBilly Steers
- Cărți electroniceTractor Mac New FriendBilly Steers
- Cărți electroniceTractor Mac Family ReunionBilly Steers
- Cărți electroniceSerie: Tractor MacBilly Steers