Cita APA (7a ed.)

Widdowson, J. (2008). This is geography (1. impr.). Hodder Education.

Cita Chicago Style (17a ed.)

Widdowson, John. This Is Geography. 1. impr. London: Hodder Education, 2008.

Cita MLA (9a ed.)

Widdowson, John. This Is Geography. 1. impr. Hodder Education, 2008.