Cita APA (7a ed.)

Hobsbawm, E. J., & ed. Boli, J. e. The worl unified (2.).

Cita Chicago Style (17a ed.)

Hobsbawm, E. J., y John ed ed. Boli. The Worl Unified. 2. Blackwell Publishing.

Cita MLA (9a ed.)

Hobsbawm, E. J., y John ed ed. Boli. The Worl Unified. 2.