Yardley,D C M. (1974). Introduction to British constitutional law (4th ed.). Butteworths.
Citación estilo ChicagoYardley,D C M. Introduction to British Constitutional Law. 4th ed. London: Butteworths, 1974.
Cita MLAYardley,D C M. Introduction to British Constitutional Law. 4th ed. Butteworths, 1974.
Warning: These citations may not always be 100% accurate.