Dickinson, H., & Vowles, H. (1943). James Watt and the industrial revolution. London: The British Council.
Cita Chicago (17th ed.)Dickinson, H.W, i H.P Vowles. James Watt and the Industrial Revolution. London: The British Council, 1943.
Cita MLA (8th ed.)Dickinson, H.W, i H.P Vowles. James Watt and the Industrial Revolution. London: The British Council, 1943.
Atenció: Aquestes cites poden no estar 100% correctes.