| Revision 2 (2018) |
| Revision 2 | Amendment 1 (2017) |
| Revision 1 (2003) |
| Revision 1 | Corrigendum 1 (2011) |
| Revision 1-Amendment 1 (2016) |
| UN R39 | Revision 2 (unavailable) (not published) |
| Earlier texts may be available through the UN Official Document System. |