Cita APA (7a ed.)

Hartley, E. (2006). 50 facts you need to know: Europe. Faber and Faber.

Cita Chicago Style (17a ed.)

Hartley, Emma. 50 Facts You Need to Know: Europe. London, Boston: Faber and Faber, 2006.

Cita MLA (9a ed.)

Hartley, Emma. 50 Facts You Need to Know: Europe. Faber and Faber, 2006.