APA (7th ed.) Citation

Cronshaw, H. B. (1921). Petroleum. John Murray.

Chicago Style (17th ed.) Citation

Cronshaw, Harry Brenan. Petroleum. London: John Murray, 1921.

MLA (9th ed.) Citation

Cronshaw, Harry Brenan. Petroleum. John Murray, 1921.

Warning: These citations may not always be 100% accurate.