| R 1.x Series | |
| R: 3-900051-00-3 | |
| R-FAQ: 3-900051-01-1 | |
| R-admin: 3-900051-02-X | |
| R-data: 3-900051-03-8 | |
| R-exts: 3-900051-04-6 | |
| R-intro: 3-900051-05-4 | |
| R-lang: 3-900051-06-2 | |
| R 2.x Series | |
| R: 3-900051-07-0 | |
| R-FAQ: 3-900051-08-9 | |
| R-admin: 3-900051-09-7 | |
| R-data: 3-900051-10-0 | |
| R-exts: 3-900051-11-9 | |
| R-intro: 3-900051-12-7 | |
| R-lang: 3-900051-13-5 |