APA (7th ed.) Citation

Parkes, J. (1939). The Jewish problem in the modern world. T. Butterworth Ltd.

Chicago Style (17th ed.) Citation

Parkes, James. The Jewish Problem in the Modern World. London: T. Butterworth Ltd, 1939.

MLA (8th ed.) Citation

Parkes, James. The Jewish Problem in the Modern World. T. Butterworth Ltd, 1939.