Cita APA (7a ed.)

Smiles, S. (1880). Duty, with illustrations of courage, patience, & endurance. John Murray.

Cita Chicago Style (17a ed.)

Smiles, Samuel. Duty, with Illustrations of Courage, Patience, & Endurance. London: John Murray, 1880.

Cita MLA (9a ed.)

Smiles, Samuel. Duty, with Illustrations of Courage, Patience, & Endurance. John Murray, 1880.