Copy one of the following and paste it anywhere on any page
of your site.
Pronoun Case
Rule 8:
When objects
are separately owned by two or more owners, state
the name of each owner.
Examples:
These are Paul's and Ramon's books. (Paul owns some
of the books, and Ramon owns some of them.)
These are Bob's and her reports. (Bob owns some of
the reports, and she owns some of the reports.)