| title | ISBN-13 | year of publication |
|---|---|---|
| Trinity Esol Ele A TB | 978-0-435-24104-9 | 1999 |
| Trinity Esol Ele B TB | 978-0-435-24107-0 | 1999 |
| Trinity Esol Initial Cass | 978-0-435-24102-5 | |
| Trinity Esol Initial TB | 978-0-435-24101-8 | 1999 |
| Trinity Esol Int Cass | 978-0-435-24111-7 | 1998 |
| Trinity Esol Int Students | 978-0-435-24109-4 | 1999 |
| Trinity Esol Int TB | 978-0-435-24110-0 | 1999 |