1. Re H.K. (An Infant) [1967] 2 Q.B. 617
2. O'Reilly v. Mackman;Fraser;A.C.,1983
3. Cocks v. Thanet District Council [1983] 2 A.C. 282
4. R. V. Secretary of State for the Home Department, ex pane Ruddock and others, [1987] 2 All E.R. 518
5. Denning Lord in Laker Airways Ltd. v. Department of Trade [1977] Q.B. 643 at 660