A description of all property being subdivided by reference to maps or deeds of the property shown thereon as shall have been previously recorded or filed shall appear on the title sheet of the final maps. Each reference in such description to any tract or subdivision shall show a complete reference to the book and page of records of the county. The description shall also include reference to any vacated area with the number of the ordinance of vacating thereof. (Ord. 1046 NCS §1 (part), 1972; prior code §22.6.312.5.)