Hodder & Stoughton · Oxford University Press
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Comparative Syntax | 978-0-340-59286-1 | 1996 | |
| Diachronic Syntax | 978-0-19-925398-2 | 2007 | Ian Roberts |
| Principles and Parameters in a Vso Language: A Case Study in Welsh | 978-0-19-516821-1 | 2005 | |
| Principles and Parameters in a VSO Language: A Case Study in Welsh | 978-0-19-516822-8 | 2005 | |
G. Roberts · I.G. Roberts · I.R. · Ian R · Ian Roberts