The Caribbean File + downloadable audio
A Little Trouble in Amsterdam. Level 2. Elementary/Lower-intermediate
A Little Trouble in California. Level Starter, Beginner
A Little Trouble in Dublin. Level 1. Beginner/Elementary
The University Murders. Level 4
The Black Pearls. Starter
The New Zealand File. Level 2
Scotland. Level 3. Lower-intermediate
A Little Trouble in the Yorkshire Dales. Level 3. Lower Intermediate
A Death in Oxford. Starter/Beginner