Cita APA (7a ed.)

Hurst, C., Waugh, D., & Bushell, T. (2012). New key geography. Nelson Thornes.

Cita Chicago Style (17a ed.)

Hurst, Catherine, David Waugh, y Tony Bushell. New Key Geography. Cheltenham: Nelson Thornes, 2012.

Cita MLA (9a ed.)

Hurst, Catherine, et al. New Key Geography. Nelson Thornes, 2012.