APA (7th ed.) Citation

Roberts, M., & Trollip, A. E. G. (1947). The South African opposition, 1939-1945: An essay in contemporary history. Longmans, Green.

Chicago Style (17th ed.) Citation

Roberts, Michael, and A. E. G. Trollip. The South African Opposition, 1939-1945: An Essay in Contemporary History. London, New York: Longmans, Green, 1947.

MLA (9th ed.) Citation

Roberts, Michael, and A. E. G. Trollip. The South African Opposition, 1939-1945: An Essay in Contemporary History. Longmans, Green, 1947.