Cita APA

Smiles, S., & Stephenson, R. (1889). The life of George Stephenson, railway engineer (From the 4th London ed.). Pioneer Press.

Citación estilo Chicago

Smiles, Samuel, and Robert Stephenson. The Life of George Stephenson, Railway Engineer. From the 4th London ed. [n. p.]: Pioneer Press, 1889.

Cita MLA

Smiles, Samuel, and Robert Stephenson. The Life of George Stephenson, Railway Engineer. From the 4th London ed. Pioneer Press, 1889.