- Livre audioPacific Northwest K-9 Unit books 1-3Valerie Hansen
- Livre audioDetection Detail & Ready to Protect & Hiding in MontanaValerie Hansen
- Livre audioDetection DetailTerri Reed
- Livre audioExplosive TrailTerri Reed
- Livre audioGuardianTerri Reed
- Livre audioAlaskan RescueTerri Reed
- Livre audioMission to ProtectTerri Reed
- Livre audioDeadly Alaskan PursuitTerri Reed
- Livre audioSérie : Rocky Mountain K-9 UnitLaura Scott
- Livre audioSérie : Alaska K-9 UnitHeather Woodhaven
- Livre audioSérie : Classified K-9 UnitValerie Hansen
- Livre audioSérie : Military K-9 UnitValerie Hansen
- Livre audioSérie : Pacific Northwest K-9 UnitValerie Hansen