| title | ISBN-13 | year of publication |
|---|---|---|
| Top Secret 1. Workbook | 978-1-4058-9768-6 | 2009 |
| Top Secret 2 Teacher''s Resourse Book | 978-1-4058-9775-4 | 2013 |
| Top Secret 2. Tests. Teacher's guide | 978-1-4058-9793-8 | 2010 |
| Top Secret 2. Workbook | 978-1-4058-9769-3 | 2009 |
B. B. · C B · C. Barraclough · C. J. · Carolyn Barraclough · Carolyn J. · J.B.