To be made up of:
- Name/title including year (in italics).
- SI year and number (in round brackets).
- Available at: URL.
- (Accessed date).
In-text citation:
(Terrorism Order 2004)
Reference list:
Terrorism Order 2004 (SI 2004/3354). Available at: http://www.legislation.gov.uk/uksi/2004/3354/contents/made (Accessed: 19 January 2013).