Cita APA (7a ed.)

Sparks, N. (2007). The choice. Sphere, Grand Central Pub..

Cita Chicago Style (17a ed.)

Sparks, Nicholas. The Choice. London : New York: Sphere, Grand Central Pub., 2007.

Cita MLA (8a ed.)

Sparks, Nicholas. The Choice. Sphere, Grand Central Pub., 2007.