Style de citation APA (7e éd.)

Yardley,D C M. (1986). Principles of administrative law (2nd ed.). Butterworths..

Style de citation Chicago (17e éd.)

Yardley,D C M. Principles of Administrative Law. 2nd ed. Londo: Butterworths., 1986.

Style de citation MLA (9e éd.)

Yardley,D C M. Principles of Administrative Law. 2nd ed. Butterworths., 1986.