APA (7th ed.) Citation

Law, R. J. (1972). The steam engine: A brief history of the reciprocating engine (third impression.). Her Majesty's Stationery Office.

Chicago Style (17th ed.) Citation

Law, R. J. The Steam Engine: A Brief History of the Reciprocating Engine. third impression. London: Her Majesty's Stationery Office, 1972.

MLA (9th ed.) Citation

Law, R. J. The Steam Engine: A Brief History of the Reciprocating Engine. third impression. Her Majesty's Stationery Office, 1972.