A family of Microsoft word processing software products for creating web, email, and print documents.
It would be easiest to use a Content Control into which the user would insert the version number and then by using the information on the following pages of Greg Maxey's website, have that information replicated on the cover page
http://gregmaxey.com/word\_tip\_pages/repeating\_data.html
http://gregmaxey.com/word\_tip\_pages/mapped\_content\_controls.html