| LinguSystems (Sue Thompson) | 800 776 4332 |
| Guilford Press (Byron Rourke) | 800 365 7006 |
| Peachtree (Nowicki and Duke) | 404 876 8761 |
| Academic Therapy Press | 415 883 3314 |
| Learning Disabilities Association (LDA) | 412 341 1515 |
| LinguSystems (Sue Thompson) | 800 776 4332 |
| Guilford Press (Byron Rourke) | 800 365 7006 |
| Peachtree (Nowicki and Duke) | 404 876 8761 |
| Academic Therapy Press | 415 883 3314 |
| Learning Disabilities Association (LDA) | 412 341 1515 |