Cita APA (7a ed.)

Athena (Firm), Castor, H., & Swingler, L. (2013). She-wolves: England's early queens. Acorn Media.

Cita Chicago Style (17a ed.)

Athena (Firm), Helen Castor, y Lucy Swingler. She-wolves: England's Early Queens. [United States]: Acorn Media, 2013.

Cita MLA (8a ed.)

Athena (Firm), et al. She-wolves: England's Early Queens. Acorn Media, 2013.

Precaución: Estas citas no son 100% exactas.