| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2009 | 978-0-9561527-0-1 | Robert Bain | Privately Financed Roads in Britain |
| '' | 978-0-9561527-1-8 | Robert Bain | Toll Road Traffic & Revenue Forecasts |
| '' | 978-0-9561527-2-5 | Robert Etc Bain | Previsiones de Tráfico e Ingresos en Carreteras de Peaje |