Cita APA (7th ed.)

Kinsella, S. (2010). Twenties girl: Sophie Kinsella. Black Swan.

Cita Chicago (17th ed.)

Kinsella, Sophie. Twenties Girl: Sophie Kinsella. London: Black Swan, 2010.

Cita MLA (8th ed.)

Kinsella, Sophie. Twenties Girl: Sophie Kinsella. Black Swan, 2010.