French phrase
À quelle version de ~ dois-je me référer ?
Meaning
Which version of ___ should I refer to?
When to use it
A polite question about the correct document revision. It suits formal checks of documents or specifications.
Example dialogue
À quelle version de la documentation technique dois-je me référer ?
Which version of the technical documentation should I refer to?
Veuillez consulter la dernière version sur le serveur.
Please refer to the latest version on the server.