APA (7th ed.) Citation

Bridge, F. R., & Bullen, R. J. (1992). The Great powers and the european states system: 1815-1914 (eleventh impression.). Longman.

Chicago Style (17th ed.) Citation

Bridge, Francis Roy, and R. J. Bullen. The Great Powers and the European States System: 1815-1914. eleventh impression. London: Longman, 1992.

MLA (9th ed.) Citation

Bridge, Francis Roy, and R. J. Bullen. The Great Powers and the European States System: 1815-1914. eleventh impression. Longman, 1992.