| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| Comparative Indo-European Linguistics: An introduction | Hardcover | 978-1-55619-504-4 | 1995 |
| Comparative Indo-European Linguistics: An introduction | Paperback | 978-1-55619-505-1 | 1995 |
| Comparative Indo-European Linguistics: An introduction | Hardcover | 978-90-272-2150-6 | 1995 |
| Comparative Indo-European Linguistics: An introduction | Paperback | 978-90-272-2151-3 | 1995 |
| Comparative Indo-European Linguistics: An introduction. <strong>Second edition</strong> | Hardcover | 978-90-272-1185-9 | 2011 |
P.P. · P R · P. Robert · P S · Prof. R. · R. P. · R. S. · Robert P. · Robert S. · S P