- The natural approachStephen D. Krashen, Tracy D. Terrell
- KontakteTracy D. Terrell, Erwin P. Tschirner et al.
- Deux MondesTracy D. Terrell
- Dos mundosTracy D. Terrell
- Deux mondesTracy D. Terrell, Mary B. Rogers et al.
- WBLM for Deux mondes Cahier d exercicesTracy D. Terrell, Betsy Kerr et al.
- Dos mundosTracy D. Terrell, Magdalena Andrade et al.
- KontakteTracy D. Terrell, Brigitte Nikolai et al.
- Bravo!Tracy D. Terrell, Elias Miguel Munoz et al.
