Citazione Stile APA (7a Edizione)

Smiles, S. (1908). Self-help: With illustrations of conduct and perseverance. John Murray, Abermale Street.

Citazione stile Chigago Style (17a edizione)

Smiles, Samuel. Self-help: With Illustrations of Conduct and Perseverance. Londres: John Murray, Abermale Street, 1908.

Citatione MLA (9a ed.)

Smiles, Samuel. Self-help: With Illustrations of Conduct and Perseverance. John Murray, Abermale Street, 1908.