- Carte audioMurder in AmericaJohn Breen
- Carte audioCitadels Under AttackAlex Raymond
- Carte audioForces from the FederationAlex Raymond
- Carte audioCrisis on Citadel IIAlex Raymond
- Carte audioCitadels on EarthAlex Raymond
- Carte audioWar of the CitadelsAlex Raymond
- Carte audioMassacre in the 22nd CenturyAlex Raymond
- Carte audioSerie: Flash GordonAlex Raymond
- Carte audioMurder on the AisleMary Clark