19(1)
Where an Act cites another Act by year, statute, session or chapter, or a section or other portion of another Act by number or letter, the reference shall, unless the contrary intention appears, be read as referring—
(a) in the case of Acts included in any revised edition of the statutes printed by authority, to that edition;
(b) in the case of Acts not so included but included in the edition prepared under the direction of the Record Commission, to that edition;
(c) in any other case, to the Acts printed by the Queen's Printer, or under the superintendence or authority of Her Majesty's Stationery Office.
19(2)
An Act may continue to be cited by the short title authorised by any enactment notwithstanding the repeal of that enactment.