R.B. · Ralph B. · Ralph E. Berry · Ralph M. Berry
| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Changing Styles in Shakespeare | 978-0-04-822042-4 | 1981 |
| Changing Styles Shakesp Libshak V51 | 978-0-415-35316-8 | 2004 |
| Research Project How to Write it | 978-0-415-33445-7 | 2004 |
| The Research Project: How to Write It | 978-0-415-20520-7 | 2000 |