Cita APA (7a ed.)

Walsh, B., & Birks, W. (1996). Revision for history: GCSE modern world history (1. publ.). Murray.

Cita Chicago Style (17a ed.)

Walsh, Ben, y Wayne Birks. Revision for History: GCSE Modern World History. 1. publ. London: Murray, 1996.

Cita MLA (9a ed.)

Walsh, Ben, y Wayne Birks. Revision for History: GCSE Modern World History. 1. publ. Murray, 1996.