Cita APA (7a ed.)

Roberts, M. (1986). Britain and Europe 1848 - 1980. Longman.

Cita Chicago Style (17a ed.)

Roberts, Martin. Britain and Europe 1848 - 1980. Harlow: Longman, 1986.

Cita MLA (9a ed.)

Roberts, Martin. Britain and Europe 1848 - 1980. Longman, 1986.