with reference to
Regarding; having to do with; in connection with. The governor's office made the announcement with reference to the recent controversial legislation. With reference to my opponent's remarks, let me state for the record that I have always condemned hate speech in all forms.
with reference to
Also, with regard or respect to . See in regard to.
in/with ˈreference to
(formal or written) used to say what you are talking or writing about: With reference to your letter of July 22...