Cita APA

Sommers, C., & Christina Sommers; Fred Sommers. An: Introductory readings in ethics. Australia,Belmont, CA.

Chicago Style Citation

Sommers, Christina, i Christina Sommers; Fred Sommers. An: Introductory Readings in Ethics. Australia,Belmont, CA.

Cita MLA

Sommers, Christina, i Christina Sommers; Fred Sommers. An: Introductory Readings in Ethics. Australia,Belmont, CA.

Atenció: Aquestes cites poden no estar 100% correctes.