APA-viite

Yardley, D. C. M. (1960). Introduction to British constitutional law. Butterworth.

Chicago-tyylinen lähdeviittaus

Yardley, D C M. Introduction to British Constitutional Law. London: Butterworth, 1960.

MLA-viite

Yardley, D C M. Introduction to British Constitutional Law. Butterworth, 1960.