APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Yardley, D. C. M. Principles of Administrative Law. 2d ed. London: Butterworths, 1986.

MLA (9th ed.) Citation

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