Personal communications should not be placed in the list of references.
Always ask the senders permission before quoting him or her.
The following are examples of how personal communications may be used in the text:
The author should give the date of communication and state whether it was in oral or written (including email) form. Highest academic degrees should also be given.
For more information regarding personal communications, you can consult the chapter on personal communications in the AMA Manual of Style.
For the assignments in the Medical Writing Class, you will not be allowed to cite personal communications.