APA (7th ed.) Citation

Robertson, W. A. (1912). Combination among railway companies. Constable.

Chicago Style (17th ed.) Citation

Robertson, W. A. Combination Among Railway Companies. London: Constable, 1912.

MLA (9th ed.) Citation

Robertson, W. A. Combination Among Railway Companies. Constable, 1912.

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