APA (7th ed.) Citation

Birch, A. H. (1986). The British system of government (7th ed.). Allen & Unwin.

Chicago Style (17th ed.) Citation

Birch, Anthony Harold. The British System of Government. 7th ed. London ; Boston: Allen & Unwin, 1986.

MLA (9th ed.) Citation

Birch, Anthony Harold. The British System of Government. 7th ed. Allen & Unwin, 1986.