Cita APA (7a ed.)

(1878). [Vol. 4]: The Steam-Engine. Boulton and Watt; Lives of the Engineers. 1878.

Cita Chicago Style (17a ed.)

[Vol. 4]: The Steam-Engine. Boulton and Watt; Lives of the Engineers. 1878, 1878.

Cita MLA (9a ed.)

[Vol. 4]: The Steam-Engine. Boulton and Watt; Lives of the Engineers. 1878, 1878.