Cita APA (7a ed.)

Smiles, S. (2015). Duty, with illustrations of courage, patience, and endu rance.

Cita Chicago Style (17a ed.)

Smiles, Samuel. Duty, with Illustrations of Courage, Patience, and Endu Rance. 2015.

Cita MLA (9a ed.)

Smiles, Samuel. Duty, with Illustrations of Courage, Patience, and Endu Rance. 2015.