| Titel | ISBN-13 (ISBN-10) | Erscheinungsjahr |
|---|---|---|
| Are Saudis intrinsically motivated to learn English?: Aspects of Intrinsic Motivation in Saudi EFL Learners | 978-3-8443-8013-2 (3-8443-8013-2) | 2011 |
| Do Motivational Strategies Work?: An empirical investigation of the effectiveness of motivational strategies in foreign language classes | 978-3-8443-3179-0 (3-8443-3179-4) | 2011 |