Cita APA (7th ed.)

Cornwell, N., & Littlewood, K. (2006). Christophe's story. Pearson Education.

Cita Chicago (17th ed.)

Cornwell, Nicki, i Karin Littlewood. Christophe's Story. Edinburgh Gate Essex: Pearson Education, 2006.

Cita MLA (9th ed.)

Cornwell, Nicki, i Karin Littlewood. Christophe's Story. Pearson Education, 2006.