APA (7th ed.) Citation

Roberts, J. M. (1967). Europe, 1880-1945. Longmans.

Chicago Style (17th ed.) Citation

Roberts, John Morris. Europe, 1880-1945. London: Longmans, 1967.

MLA (9th ed.) Citation

Roberts, John Morris. Europe, 1880-1945. Longmans, 1967.

Warning: These citations may not always be 100% accurate.