APA (7th ed.) Citation

Smiles, S. (2009). Lives of the Engineers The Locomotive. George and Robert Stephenson. Project Gutenberg.

Chicago Style (17th ed.) Citation

Smiles, Samuel. Lives of the Engineers The Locomotive. George and Robert Stephenson. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Smiles, Samuel. Lives of the Engineers The Locomotive. George and Robert Stephenson. Project Gutenberg, 2009.

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