Cita APA (7a ed.)

Grimwade, K., & Hart, G. (1995). Core geography (1. publ.). Hodder & Stoughton.

Cita Chicago Style (17a ed.)

Grimwade, Keith, y Greg Hart. Core Geography. 1. publ. London: Hodder & Stoughton, 1995.

Cita MLA (9a ed.)

Grimwade, Keith, y Greg Hart. Core Geography. 1. publ. Hodder & Stoughton, 1995.