Graham Tullis (10 kníh)
- Tonya Trappe, Graham Tullis Intelligent Business - Intermediate EN Detail
- Graham Tullis Intelligent Business - Intermediate EN Detail
- Graham Tullis Intelligent Business - Upper Intermediate EN Detail
- Graham Tullis Intelligent Business - Upper Intermediate EN Detail
- Graham Tullis Intelligent Business - Upper Intermediate EN Detail
- Graham Tullis Intelligent Business - Upper Intermediate EN Detail
- Tonya Trappe, Graham Tullis Intelligent Business: Upper Intermediate - Coursebook EN Detail
- Tonya Trappe, Graham Tullis New Insights into Business - Student´s Book EN Detail
- Graham Tullis, Tonya Trappe New Insights into Business - Teacher's Book EN Detail
- Susan Power, Graham Tullis New Insights into Business BEC: Workbook Detail