APA (7th ed.) Citation

Dudley, B. J. (1968). Parties and politics in northern Nigeria. Cass.

Chicago Style (17th ed.) Citation

Dudley, Billy J. Parties and Politics in Northern Nigeria. London: Cass, 1968.

MLA (9th ed.) Citation

Dudley, Billy J. Parties and Politics in Northern Nigeria. Cass, 1968.