Cita APA (7th ed.)

Brandt, R. B. Value and Obligation: Systematic readings in ethics.

Cita Chicago (17th ed.)

Brandt, Richard B. Value and Obligation: Systematic Readings in Ethics.

Cita MLA (9th ed.)

Brandt, Richard B. Value and Obligation: Systematic Readings in Ethics.

Atenció: Aquestes cites poden no estar 100% correctes.