Cita APA (7a ed.)

Owen, A., Pritchard, J., & Lancaster, C. (2009). GCSE geography for WJEC A (1. publ., 2. impr.). Hodder Education.

Cita Chicago Style (17a ed.)

Owen, Andy, Jo Pritchard, y Colin Lancaster. GCSE Geography for WJEC A. 1. publ., 2. impr. London: Hodder Education, 2009.

Cita MLA (9a ed.)

Owen, Andy, et al. GCSE Geography for WJEC A. 1. publ., 2. impr. Hodder Education, 2009.