Cita APA (7a ed.)

Bowen, A., & Pallister, J. (1999). Understanding GCSE geography (For SEG syllabus A, 1. publ.). Heinemann.

Cita Chicago Style (17a ed.)

Bowen, Ann, y John Pallister. Understanding GCSE Geography. For SEG syllabus A, 1. publ. Oxford [u.a.]: Heinemann, 1999.

Cita MLA (9a ed.)

Bowen, Ann, y John Pallister. Understanding GCSE Geography. For SEG syllabus A, 1. publ. Heinemann, 1999.