Cita APA (7a ed.)

Collins, A., & Sweeney, M. (2002). Citizenship: GCSE short course resource pack (1. publ.). Letts.

Cita Chicago Style (17a ed.)

Collins, Andy, y Mike Sweeney. Citizenship: GCSE Short Course Resource Pack. 1. publ. London: Letts, 2002.

Cita MLA (9a ed.)

Collins, Andy, y Mike Sweeney. Citizenship: GCSE Short Course Resource Pack. 1. publ. Letts, 2002.