APA (7th ed.) Citation

Smiles, S. (1931). El ahorro. Ramón Sopena, Editor.

Chicago Style (17th ed.) Citation

Smiles, Samuel. El Ahorro. Barcelona: Ramón Sopena, Editor, 1931.

MLA (9th ed.) Citation

Smiles, Samuel. El Ahorro. Ramón Sopena, Editor, 1931.

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