Click pointer field - identified by a small box with an 'x' inside it to the right of the field. This opens a dialog box 'Find records' for the user to retrieve a record to point to - or - to create a new record to point to from the record being created.
Enter part of word and click search (Any record type). If the record doesn't appear, click Add a new record and create the pointer record.
Select the pointer record (available or newly created) to embed in the record