APA (7th ed.) Citation

Barker, E. (1944). Britain and the British people (3. impr.). Oxford Univ. Pr.

Chicago Style (17th ed.) Citation

Barker, Ernest. Britain and the British People. 3. impr. London: Oxford Univ. Pr, 1944.

MLA (9th ed.) Citation

Barker, Ernest. Britain and the British People. 3. impr. Oxford Univ. Pr, 1944.