APA (7th ed.) Citation

Sampson, A. (1975). The seven sisters: The great oil companies and the world they made. Hodder and Stoughton.

Chicago Style (17th ed.) Citation

Sampson, Anthony. The Seven Sisters: The Great Oil Companies and the World They Made. London: Hodder and Stoughton, 1975.

MLA (9th ed.) Citation

Sampson, Anthony. The Seven Sisters: The Great Oil Companies and the World They Made. Hodder and Stoughton, 1975.