| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Prediction of work performance and work adjustment in mentally retarded adults | 978-91-24-25148-2 (91-24-25148-8) | 1974 |
| Utvecklingsbetingelser hos utvecklingsstörda: En longitudinell studie | 978-91-554-2495-4 (91-554-2495-3) | 1989 |